[Bug] 1.20.1 mods not working on forge 26.1.2 forge

[euzzyfnaf19]

Retromod version

from modrinth

Host MC version

forge 26.1.2

Mod loader

Forge

Loader version

47.4.10

Source mod (name and version)

management wanted decor mod and geokclib 1.20.1 version

Source mod's original MC version

1.20.1

What happened

i am trying to use a five nights at freddy's mod called management wanted 1.3.3 before was able to use retro mod on forge 26.1.2 mods from 1.20.1 forge for both

Crash log or relevant log output

Ignoring duplicate module on SecureModuleFinder: jtracy: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/com/mojang/jtracy/1.0.37/jtracy-1.0.37-natives-windows.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.freetype.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-freetype/3.4.1/lwjgl-freetype-3.4.1-natives-windows-arm64.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.freetype.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-freetype/3.4.1/lwjgl-freetype-3.4.1-natives-windows-x86.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.glfw.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-glfw/3.4.1/lwjgl-glfw-3.4.1-natives-windows-arm64.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.glfw.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-glfw/3.4.1/lwjgl-glfw-3.4.1-natives-windows-x86.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.jemalloc.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-jemalloc/3.4.1/lwjgl-jemalloc-3.4.1-natives-windows-arm64.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.jemalloc.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-jemalloc/3.4.1/lwjgl-jemalloc-3.4.1-natives-windows-x86.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.openal.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-openal/3.4.1/lwjgl-openal-3.4.1-natives-windows-arm64.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.openal.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-openal/3.4.1/lwjgl-openal-3.4.1-natives-windows-x86.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.opengl.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-opengl/3.4.1/lwjgl-opengl-3.4.1-natives-windows-arm64.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.opengl.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-opengl/3.4.1/lwjgl-opengl-3.4.1-natives-windows-x86.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.stb.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-stb/3.4.1/lwjgl-stb-3.4.1-natives-windows-arm64.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.stb.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-stb/3.4.1/lwjgl-stb-3.4.1-natives-windows-x86.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.tinyfd.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-tinyfd/3.4.1/lwjgl-tinyfd-3.4.1-natives-windows-arm64.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.tinyfd.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl-tinyfd/3.4.1/lwjgl-tinyfd-3.4.1-natives-windows-x86.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl/3.4.1/lwjgl-3.4.1-natives-windows-arm64.jar!/]
Ignoring duplicate module on SecureModuleFinder: org.lwjgl.natives: Jar[jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/lwjgl/lwjgl/3.4.1/lwjgl-3.4.1-natives-windows-x86.jar!/]
[14:43:29] [main/INFO]: ModLauncher running: args [--username, FuzzyC4DFNaF18, --version, 26.1.2, --gameDir, C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\kqasxwhd, --assetsDir, C:\Users\elija\AppData\Roaming\ModrinthApp\meta\assets, --assetIndex, 30, --uuid, 0d041670bd7946298870ff12fd72d41f, --accessToken, **********, --clientId, c4502edb-87c6-40cb-b595-64a280cf8906, --xuid, 0, --versionType, release, --width, 854, --height, 480, --launchTarget, forge_client]
[14:43:29] [main/INFO]: JVM identified as Azul Systems, Inc. OpenJDK 64-Bit Server VM 25.0.3+9-LTS
[14:43:29] [main/INFO]: ModLauncher 10.2.4 starting: java version 25.0.3 by Azul Systems, Inc.; OS Windows 11 arch amd64 version 10.0
[14:43:29] [main/INFO]: Loading ImmediateWindowProvider fmlearlywindow
[14:43:29] [main/INFO]: Trying GL version 4.6
[14:43:30] [main/INFO]: Requested GL version 4.6 got version 4.6
[14:43:30] [main/INFO]: SpongePowered MIXIN Subsystem Version=0.8.7 Source=jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/spongepowered/mixin/0.8.7/mixin-0.8.7.jar!/ Service=ModLauncher Env=CLIENT
[14:43:30] [EarlyDisplay/INFO]: GL info: NVIDIA GeForce RTX 3050 Laptop GPU/PCIe/SSE2 GL version 4.6.0 NVIDIA 581.57, NVIDIA Corporation
[14:43:30] [main/INFO]: Found mod file geckolib-forge-1.20.1-4.8.3__1_-retromod.jar of type MOD with provider {mods folder locator at C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\kqasxwhd\mods}
[14:43:30] [main/INFO]: Found mod file management_wanted_more_decor-2.2-forge-1.20.1-retromod.jar of type MOD with provider {mods folder locator at C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\kqasxwhd\mods}
[14:43:30] [main/INFO]: Found mod file retromod-1.1.0-snapshot.2+26.1.2.jar of type MOD with provider {mods folder locator at C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\kqasxwhd\mods}
[14:43:30] [main/INFO]: Found mod file forge-26.1.2-64.0.8-client.jar of type MOD with provider net.minecraftforge.fml.loading.moddiscovery.MinecraftLocator@71178a52
[14:43:30] [main/INFO]: Found mod file fmlcore-26.1.2-64.0.8.jar of type LIBRARY with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@77cb9cd1
[14:43:30] [main/INFO]: Found mod file mclanguage-26.1.2-64.0.8.jar of type LANGPROVIDER with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@77cb9cd1
[14:43:30] [main/INFO]: Found mod file javafmllanguage-26.1.2-64.0.8.jar of type LANGPROVIDER with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@77cb9cd1
[14:43:30] [main/INFO]: Found mod file lowcodelanguage-26.1.2-64.0.8.jar of type LANGPROVIDER with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@77cb9cd1
[14:43:30] [main/INFO]: Found mod file forge-26.1.2-64.0.8-universal.jar of type MOD with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@77cb9cd1
[14:43:30] [main/INFO]: Found 1 dependencies adding them to mods collection
[14:43:30] [main/INFO]: Found mod file /mclib-20.jar of type GAMELIBRARY with provider net.minecraftforge.fml.loading.moddiscovery.JarInJarDependencyLocator@507d20bb
[14:43:30] [main/INFO]: Compatibility level set to JAVA_17
[14:43:30] [main/INFO]: Launching target 'forge_client' with arguments [--version, 26.1.2, --gameDir, C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\kqasxwhd, --assetsDir, C:\Users\elija\AppData\Roaming\ModrinthApp\meta\assets, --uuid, 0d041670bd7946298870ff12fd72d41f, --username, FuzzyC4DFNaF18, --assetIndex, 30, --accessToken, **********, --clientId, c4502edb-87c6-40cb-b595-64a280cf8906, --xuid, 0, --versionType, release, --width, 854, --height, 480]
[14:43:33] [Datafixer Bootstrap/INFO]: 291 Datafixer optimizations took 1340 milliseconds
[14:43:37] [pool-5-thread-1/INFO]: minecraft:root
[14:43:37] [pool-5-thread-1/INFO]: minecraft:sound_event
[14:43:37] [pool-5-thread-1/INFO]: minecraft:fluid
[14:43:37] [pool-5-thread-1/INFO]: minecraft:particle_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:attribute
[14:43:37] [pool-5-thread-1/INFO]: minecraft:mob_effect
[14:43:37] [pool-5-thread-1/INFO]: minecraft:block
[14:43:37] [pool-5-thread-1/INFO]: minecraft:enchantment_effect_component_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:entity_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:data_component_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:item
[14:43:37] [pool-5-thread-1/INFO]: minecraft:game_event
[14:43:37] [pool-5-thread-1/INFO]: minecraft:debug_subscription
[14:43:37] [pool-5-thread-1/INFO]: minecraft:potion
[14:43:37] [pool-5-thread-1/INFO]: minecraft:block_entity_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:stat_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:custom_stat
[14:43:37] [pool-5-thread-1/INFO]: minecraft:chunk_status
[14:43:37] [pool-5-thread-1/INFO]: minecraft:rule_test
[14:43:37] [pool-5-thread-1/INFO]: minecraft:rule_block_entity_modifier
[14:43:37] [pool-5-thread-1/INFO]: minecraft:pos_rule_test
[14:43:37] [pool-5-thread-1/INFO]: minecraft:menu
[14:43:37] [pool-5-thread-1/INFO]: minecraft:recipe_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:recipe_serializer
[14:43:37] [pool-5-thread-1/INFO]: minecraft:position_source_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:command_argument_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:villager_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:villager_profession
[14:43:37] [pool-5-thread-1/INFO]: minecraft:point_of_interest_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:memory_module_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:sensor_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:activity
[14:43:37] [pool-5-thread-1/INFO]: minecraft:loot_pool_entry_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:map_decoration_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:loot_function_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:attribute_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:environment_attribute
[14:43:37] [pool-5-thread-1/INFO]: minecraft:loot_condition_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:loot_number_provider_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:loot_nbt_provider_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:loot_score_provider_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:float_provider_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:int_provider_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:height_provider_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:block_predicate_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/carver
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_processor
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/feature
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_placement
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_piece
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/placement_modifier_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/block_state_provider_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/foliage_placer_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/trunk_placer_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/root_placer_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/tree_decorator_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/feature_size_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/biome_source
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/chunk_generator
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/material_condition
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/material_rule
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/density_function_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:block_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_pool_element
[14:43:37] [pool-5-thread-1/INFO]: minecraft:worldgen/pool_alias_binding
[14:43:37] [pool-5-thread-1/INFO]: minecraft:decorated_pot_pattern
[14:43:37] [pool-5-thread-1/INFO]: minecraft:creative_mode_tab
[14:43:37] [pool-5-thread-1/INFO]: minecraft:trigger_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:number_format_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:game_rule
[14:43:37] [pool-5-thread-1/INFO]: minecraft:entity_sub_predicate_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:data_component_predicate_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:enchantment_level_based_value_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:enchantment_entity_effect_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:enchantment_location_based_effect_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:enchantment_value_effect_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:enchantment_provider_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:consume_effect_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:recipe_display
[14:43:37] [pool-5-thread-1/INFO]: minecraft:slot_display
[14:43:37] [pool-5-thread-1/INFO]: minecraft:recipe_book_category
[14:43:37] [pool-5-thread-1/INFO]: minecraft:ticket_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:incoming_rpc_methods
[14:43:37] [pool-5-thread-1/INFO]: minecraft:outgoing_rpc_methods
[14:43:37] [pool-5-thread-1/INFO]: minecraft:test_environment_definition_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:test_instance_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:spawn_condition_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:dialog_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:dialog_action_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:input_control_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:dialog_body_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:permission_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:permission_check_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:slot_source_type
[14:43:37] [pool-5-thread-1/INFO]: minecraft:test_function
[14:43:37] [Render thread/INFO]: Environment: Environment[sessionHost=https://sessionserver.mojang.com, servicesHost=https://api.minecraftservices.com, profilesHost=https://api.mojang.com, name=PROD]
[14:43:37] [Render thread/INFO]: Setting user: FuzzyC4DFNaF18
[14:43:37] [Render thread/INFO]: Backend library: LWJGL version 3.4.1+2
[14:43:37] [Render thread/INFO]: Using optional rendering extensions: GL_ARB_buffer_storage, GL_KHR_debug, GL_ARB_vertex_attrib_binding, GL_ARB_direct_state_access, GL_EXT_texture_filter_anisotropic
[14:43:38] [modloading-worker-0/INFO]: Forge mod loading, version 64.0.8, for MC 26.1.2 with MCP 20260409.101008
[14:43:38] [modloading-worker-0/INFO]: MinecraftForge v64.0.8 Initialized
[14:43:38] [modloading-worker-0/INFO]: Opening jdk.naming.dns/com.sun.jndi.dns to java.naming
[14:43:41] [Render thread/INFO]: Reloading ResourceManager: vanilla
[14:43:42] [Worker-Main-5/INFO]: Found unifont_pua-17.0.01.hex, loading
[14:43:42] [Worker-Main-9/INFO]: Found unifont_all_no_pua-17.0.01.hex, loading
[14:43:42] [Worker-Main-11/INFO]: Found unifont_jp_patch-17.0.01.hex, loading
[14:43:45] [Render thread/INFO]: OpenAL initialized on device OpenAL Soft on Speakers (C-Media(R) Audio)
[14:43:45] [Render thread/INFO]: Sound engine started
[14:43:45] [Render thread/INFO]: Created: 512x256x0 minecraft:textures/atlas/particles.png-atlas
[14:43:45] [Render thread/INFO]: Created: 128x128x0 minecraft:textures/atlas/decorated_pot.png-atlas
[14:43:45] [Render thread/INFO]: Created: 2048x1024x0 minecraft:textures/atlas/armor_trims.png-atlas
[14:43:45] [Render thread/INFO]: Created: 512x256x0 minecraft:textures/atlas/paintings.png-atlas
[14:43:45] [Render thread/INFO]: Created: 1024x512x0 minecraft:textures/atlas/shield_patterns.png-atlas
[14:43:45] [Render thread/INFO]: Created: 2048x2048x4 minecraft:textures/atlas/blocks.png-atlas
[14:43:45] [Render thread/INFO]: Created: 512x512x0 minecraft:textures/atlas/chest.png-atlas
[14:43:45] [Render thread/INFO]: Created: 256x128x0 minecraft:textures/atlas/celestials.png-atlas
[14:43:45] [Render thread/INFO]: Created: 1024x512x0 minecraft:textures/atlas/banner_patterns.png-atlas
[14:43:45] [Render thread/INFO]: Created: 512x512x0 minecraft:textures/atlas/beds.png-atlas
[14:43:45] [Render thread/INFO]: Created: 1024x512x0 minecraft:textures/atlas/items.png-atlas
[14:43:45] [Render thread/INFO]: Created: 1024x1024x0 minecraft:textures/atlas/gui.png-atlas
[14:43:45] [Render thread/INFO]: Created: 128x64x0 minecraft:textures/atlas/map_decorations.png-atlas
[14:43:45] [Render thread/INFO]: Created: 512x256x0 minecraft:textures/atlas/signs.png-atlas
[14:43:45] [Render thread/INFO]: Created: 512x512x0 minecraft:textures/atlas/shulker_boxes.png-atlas
---- Minecraft Crash Report ----
// This is a token for 1 free hug. Redeem at your nearest Mojangsta: [~~HUG~~]
Time: 2026-06-02 14:43:46
Description: Mod loading error has occurred
Transformer Audit:
  net.minecraft.client.Minecraft
    REASON: classloading
    PLUGIN: accesstransformer:BEFORE
  net.minecraft.client.gui.screens.LoadingOverlay
    REASON: classloading
  net.minecraft.client.main.Main
    REASON: classloading
  net.minecraft.util.Util
    REASON: classloading
  net.minecraftforge.client.loading.ClientModLoader
    REASON: classloading
  net.minecraftforge.logging.CrashReportExtender
    REASON: classloading
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- Head --
Thread: Render thread
Suspected Mod: 
        Management Wanted: More Decor (management_wanted_2), Version: 2.2
(ManagementWanted2Mod.java:74)
Stacktrace:
Transformer Audit:
  net.ovdrstudios.ea.mw.ManagementWanted2Mod
    REASON: classloading
-- MOD management_wanted_2 --
Details:
        Mod File: /C:/Users/elija/AppData/Roaming/ModrinthApp/profiles/kqasxwhd/mods/management_wanted_more_decor-2.2-forge-1.20.1-retromod.jar
        Failure message: Management Wanted: More Decor (management_wanted_2) has failed to load correctly
        Mod Version: 2.2
        Mod Issue URL: NOT PROVIDED
Stacktrace:
Transformer Audit:
  net.ovdrstudios.ea.mw.ManagementWanted2Mod
    REASON: classloading
-- MOD geckolib --
Details:
Transformer Audit:
  software.bernie.example.GeckoLibMod
    REASON: classloading
  software.bernie.geckolib.GeckoLib
    REASON: classloading
        Mod File: /C:/Users/elija/AppData/Roaming/ModrinthApp/profiles/kqasxwhd/mods/geckolib-forge-1.20.1-4.8.3__1_-retromod.jar
        Failure message: GeckoLib 4 (geckolib) has failed to load correctly
        Mod Version: 4.8.3
        Mod Issue URL: https://github.com/bernie-g/geckolib/issues
Stacktrace:

Gap report (optional but very helpful)

Confirmations

• I checked the Troubleshooting page and didn't find this issue.
• The source mod isn't opted out of Retromod transformation (no META-INF/retromod-opt-out marker in the mod JAR).

[euzzyfnaf19]

[15:45:04] [main/INFO]: ModLauncher running: args [--username, FuzzyC4DFNaF18, --version, 26.1.2, --gameDir, C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\retro, --assetsDir, C:\Users\elija\AppData\Roaming\ModrinthApp\meta\assets, --assetIndex, 30, --uuid, 0d041670bd7946298870ff12fd72d41f, --accessToken, **********, --clientId, c4502edb-87c6-40cb-b595-64a280cf8906, --xuid, 0, --versionType, release, --width, 854, --height, 480, --launchTarget, forge_client]
[15:45:04] [main/INFO]: JVM identified as Azul Systems, Inc. OpenJDK 64-Bit Server VM 25.0.3+9-LTS
[15:45:04] [main/INFO]: ModLauncher 10.2.4 starting: java version 25.0.3 by Azul Systems, Inc.; OS Windows 11 arch amd64 version 10.0
[15:45:05] [main/INFO]: Loading ImmediateWindowProvider fmlearlywindow
[15:45:05] [main/INFO]: Trying GL version 4.6
[15:45:05] [main/INFO]: Requested GL version 4.6 got version 4.6
[15:45:05] [main/INFO]: SpongePowered MIXIN Subsystem Version=0.8.7 Source=jar:file:///C:/Users/elija/AppData/Roaming/ModrinthApp/meta/libraries/org/spongepowered/mixin/0.8.7/mixin-0.8.7.jar!/ Service=ModLauncher Env=CLIENT
[15:45:06] [EarlyDisplay/INFO]: GL info: NVIDIA GeForce RTX 3050 Laptop GPU/PCIe/SSE2 GL version 4.6.0 NVIDIA 581.57, NVIDIA Corporation
[15:45:06] [main/INFO]: Found mod file badpackets-forge-0.12.2.jar of type MOD with provider {mods folder locator at C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\retro\mods}
[15:45:06] [main/INFO]: Found mod file geckolib-forge-1.20.1-4.8.3.jar of type MOD with provider {mods folder locator at C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\retro\mods}
[15:45:06] [main/INFO]: Found mod file management_wanted-1.3.3-forge-1.20.1.jar of type MOD with provider {mods folder locator at C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\retro\mods}
[15:45:06] [main/INFO]: Found mod file management_wanted_2-2.3-forge-1.20.1.jar of type MOD with provider {mods folder locator at C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\retro\mods}
[15:45:06] [main/INFO]: Found mod file retromod-1.1.0-snapshot.2+26.1.2.jar of type MOD with provider {mods folder locator at C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\retro\mods}
[15:45:06] [main/INFO]: Found mod file forge-26.1.2-64.0.8-client.jar of type MOD with provider net.minecraftforge.fml.loading.moddiscovery.MinecraftLocator@4650a407
[15:45:06] [main/INFO]: Found mod file fmlcore-26.1.2-64.0.8.jar of type LIBRARY with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@4f82663e
[15:45:06] [main/INFO]: Found mod file mclanguage-26.1.2-64.0.8.jar of type LANGPROVIDER with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@4f82663e
[15:45:06] [main/INFO]: Found mod file javafmllanguage-26.1.2-64.0.8.jar of type LANGPROVIDER with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@4f82663e
[15:45:06] [main/INFO]: Found mod file lowcodelanguage-26.1.2-64.0.8.jar of type LANGPROVIDER with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@4f82663e
[15:45:06] [main/INFO]: Found mod file forge-26.1.2-64.0.8-universal.jar of type MOD with provider net.minecraftforge.fml.loading.moddiscovery.ClasspathLocator@4f82663e
[15:45:06] [main/INFO]: Closeing unselected FileSystem badpackets-forge-0.12.2.jar!/META-INF/jarjar/mixinextras-forge-0.3.5.jar!/META-INF/jars/MixinExtras-0.3.5.jar
[15:45:06] [main/INFO]: Closeing unselected FileSystem badpackets-forge-0.12.2.jar!/META-INF/jarjar/mixinextras-forge-0.3.5.jar
[15:45:06] [main/INFO]: Found 3 dependencies adding them to mods collection
[15:45:06] [main/INFO]: Found mod file mixinextras-forge-0.5.3.jar of type GAMELIBRARY with provider net.minecraftforge.fml.loading.moddiscovery.JarInJarDependencyLocator@3f4b840d
[15:45:06] [main/INFO]: Found mod file /MixinExtras-0.5.3.jar of type GAMELIBRARY with provider net.minecraftforge.fml.loading.moddiscovery.JarInJarDependencyLocator@3f4b840d
[15:45:06] [main/INFO]: Found mod file /mclib-20.jar of type GAMELIBRARY with provider net.minecraftforge.fml.loading.moddiscovery.JarInJarDependencyLocator@3f4b840d
[15:45:06] [main/ERROR]: Missing or unsupported mandatory dependencies:
Mod ID: 'minecraft', Requested by: 'management_wanted', Expected range: '[1.20.1,1.20.1]', Actual version: '26.1.2'
Mod ID: 'minecraft', Requested by: 'management_wanted_2', Expected range: '[1.20.1,1.20.1]', Actual version: '26.1.2'
[15:45:06] [main/INFO]: Launching target 'forge_client' with arguments [--version, 26.1.2, --gameDir, C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\retro, --assetsDir, C:\Users\elija\AppData\Roaming\ModrinthApp\meta\assets, --uuid, 0d041670bd7946298870ff12fd72d41f, --username, FuzzyC4DFNaF18, --assetIndex, 30, --accessToken, **********, --clientId, c4502edb-87c6-40cb-b595-64a280cf8906, --xuid, 0, --versionType, release, --width, 854, --height, 480]
[15:45:08] [Datafixer Bootstrap/INFO]: 291 Datafixer optimizations took 392 milliseconds
[15:45:12] [pool-5-thread-1/INFO]: minecraft:root
[15:45:12] [pool-5-thread-1/INFO]: minecraft:sound_event
[15:45:12] [pool-5-thread-1/INFO]: minecraft:fluid
[15:45:12] [pool-5-thread-1/INFO]: minecraft:particle_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:attribute
[15:45:12] [pool-5-thread-1/INFO]: minecraft:mob_effect
[15:45:12] [pool-5-thread-1/INFO]: minecraft:block
[15:45:12] [pool-5-thread-1/INFO]: minecraft:enchantment_effect_component_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:entity_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:data_component_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:item
[15:45:12] [pool-5-thread-1/INFO]: minecraft:game_event
[15:45:12] [pool-5-thread-1/INFO]: minecraft:debug_subscription
[15:45:12] [pool-5-thread-1/INFO]: minecraft:potion
[15:45:12] [pool-5-thread-1/INFO]: minecraft:block_entity_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:stat_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:custom_stat
[15:45:12] [pool-5-thread-1/INFO]: minecraft:chunk_status
[15:45:12] [pool-5-thread-1/INFO]: minecraft:rule_test
[15:45:12] [pool-5-thread-1/INFO]: minecraft:rule_block_entity_modifier
[15:45:12] [pool-5-thread-1/INFO]: minecraft:pos_rule_test
[15:45:12] [pool-5-thread-1/INFO]: minecraft:menu
[15:45:12] [pool-5-thread-1/INFO]: minecraft:recipe_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:recipe_serializer
[15:45:12] [pool-5-thread-1/INFO]: minecraft:position_source_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:command_argument_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:villager_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:villager_profession
[15:45:12] [pool-5-thread-1/INFO]: minecraft:point_of_interest_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:memory_module_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:sensor_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:activity
[15:45:12] [pool-5-thread-1/INFO]: minecraft:loot_pool_entry_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:map_decoration_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:loot_function_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:attribute_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:environment_attribute
[15:45:12] [pool-5-thread-1/INFO]: minecraft:loot_condition_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:loot_number_provider_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:loot_nbt_provider_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:loot_score_provider_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:float_provider_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:int_provider_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:height_provider_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:block_predicate_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/carver
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_processor
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/feature
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_placement
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_piece
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/placement_modifier_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/block_state_provider_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/foliage_placer_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/trunk_placer_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/root_placer_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/tree_decorator_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/feature_size_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/biome_source
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/chunk_generator
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/material_condition
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/material_rule
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/density_function_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:block_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/structure_pool_element
[15:45:12] [pool-5-thread-1/INFO]: minecraft:worldgen/pool_alias_binding
[15:45:12] [pool-5-thread-1/INFO]: minecraft:decorated_pot_pattern
[15:45:12] [pool-5-thread-1/INFO]: minecraft:creative_mode_tab
[15:45:12] [pool-5-thread-1/INFO]: minecraft:trigger_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:number_format_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:game_rule
[15:45:12] [pool-5-thread-1/INFO]: minecraft:entity_sub_predicate_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:data_component_predicate_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:enchantment_level_based_value_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:enchantment_entity_effect_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:enchantment_location_based_effect_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:enchantment_value_effect_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:enchantment_provider_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:consume_effect_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:recipe_display
[15:45:12] [pool-5-thread-1/INFO]: minecraft:slot_display
[15:45:12] [pool-5-thread-1/INFO]: minecraft:recipe_book_category
[15:45:12] [pool-5-thread-1/INFO]: minecraft:ticket_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:incoming_rpc_methods
[15:45:12] [pool-5-thread-1/INFO]: minecraft:outgoing_rpc_methods
[15:45:12] [pool-5-thread-1/INFO]: minecraft:test_environment_definition_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:test_instance_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:spawn_condition_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:dialog_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:dialog_action_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:input_control_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:dialog_body_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:permission_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:permission_check_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:slot_source_type
[15:45:12] [pool-5-thread-1/INFO]: minecraft:test_function
[15:45:13] [Render thread/INFO]: Environment: Environment[sessionHost=https://sessionserver.mojang.com, servicesHost=https://api.minecraftservices.com, profilesHost=https://api.mojang.com, name=PROD]
[15:45:13] [Render thread/INFO]: Setting user: FuzzyC4DFNaF18
[15:45:13] [Render thread/INFO]: Backend library: LWJGL version 3.4.1+2
[15:45:13] [Render thread/INFO]: Using optional rendering extensions: GL_ARB_buffer_storage, GL_KHR_debug, GL_ARB_vertex_attrib_binding, GL_ARB_direct_state_access, GL_EXT_texture_filter_anisotropic
[15:45:13] [Render thread/FATAL]: Error during pre-loading phase
net.minecraftforge.fml.ModLoadingException: Mod §emanagement_wanted§r requires §6minecraft§r §o1.20.1§r
§7Currently, §6minecraft§r§7 is §o26.1.2
at LAYER PLUGIN/net.minecraftforge.fmlcore@26.1.2-64.0.8/net.minecraftforge.fml.ModLoadingException.lambda$fromEarlyException$0(ModLoadingException.java:50)
at java.base/java.util.stream.ReferencePipeline$3$1.accept(Unknown Source)
at java.base/java.util.AbstractList$RandomAccessSpliterator.forEachRemaining(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.copyInto(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source)
at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(Unknown Source)
at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.evaluate(Unknown Source)
at java.base/java.util.stream.ReferencePipeline.forEach(Unknown Source)
at java.base/java.util.stream.ReferencePipeline$7$1FlatMap.accept(Unknown Source)
at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.copyInto(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.evaluate(Unknown Source)
at java.base/java.util.stream.AbstractPipeline.evaluateToArrayNode(Unknown Source)
at java.base/java.util.stream.ReferencePipeline.toArray(Unknown Source)
at java.base/java.util.stream.ReferencePipeline.toArray(Unknown Source)
at java.base/java.util.stream.ReferencePipeline.toList(Unknown Source)
at LAYER PLUGIN/net.minecraftforge.fmlcore@26.1.2-64.0.8/net.minecraftforge.fml.ModLoader.gatherAndInitializeMods(ModLoader.java:103)
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.client.loading.ClientModLoader.lambda$begin$1(ClientModLoader.java:48)
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.client.loading.ClientModLoader.lambda$createRunnableWithCatch$0(ClientModLoader.java:68)
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.client.loading.ClientModLoader.begin(ClientModLoader.java:48)
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.(Minecraft.java:527)
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.main.Main.main(Main.java:223)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at SECURE-BOOTSTRAP/net.minecraftforge.fmlloader@26.1.2-64.0.8/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:96)
at SECURE-BOOTSTRAP/net.minecraftforge.fmlloader@26.1.2-64.0.8/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.lambda$makeService$0(CommonLaunchHandler.java:79)
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:77)
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:97)
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.Launcher.run(Launcher.java:116)
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.Launcher.main(Launcher.java:75)
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.BootstrapEntry.main(BootstrapEntry.java:17)
at net.minecraftforge.bootstrap@2.1.7/net.minecraftforge.bootstrap.Bootstrap.moduleMain(Bootstrap.java:188)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraftforge.bootstrap.Bootstrap.bootstrapMain(Bootstrap.java:133)
at net.minecraftforge.bootstrap.Bootstrap.start(Bootstrap.java:53)
at net.minecraftforge.bootstrap.ForgeBootstrap.main(ForgeBootstrap.java:19)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at com.modrinth.theseus.MinecraftLaunch.relaunch(MinecraftLaunch.java:61)
at com.modrinth.theseus.MinecraftLaunch.main(MinecraftLaunch.java:28)
[15:45:13] [Render thread/ERROR]: Cowardly refusing to send event net.minecraftforge.client.event.RegisterPresetEditorsEvent to a broken mod state
[15:45:13] [Render thread/INFO]: Reloading ResourceManager: vanilla
[15:45:15] [Worker-Main-7/INFO]: Found unifont_all_no_pua-17.0.01.hex, loading
[15:45:15] [Worker-Main-10/INFO]: Found unifont_pua-17.0.01.hex, loading
[15:45:15] [Worker-Main-10/INFO]: Found unifont_jp_patch-17.0.01.hex, loading
[15:45:18] [Render thread/INFO]: OpenAL initialized on device OpenAL Soft on Speakers (C-Media(R) Audio)
[15:45:18] [Render thread/INFO]: Sound engine started
[15:45:18] [Render thread/INFO]: Created: 512x256x0 minecraft:textures/atlas/particles.png-atlas
[15:45:18] [Render thread/INFO]: Created: 128x128x0 minecraft:textures/atlas/decorated_pot.png-atlas
[15:45:18] [Render thread/INFO]: Created: 2048x1024x0 minecraft:textures/atlas/armor_trims.png-atlas
[15:45:18] [Render thread/INFO]: Created: 512x256x0 minecraft:textures/atlas/paintings.png-atlas
[15:45:18] [Render thread/INFO]: Created: 1024x512x0 minecraft:textures/atlas/shield_patterns.png-atlas
[15:45:18] [Render thread/INFO]: Created: 2048x2048x4 minecraft:textures/atlas/blocks.png-atlas
[15:45:18] [Render thread/INFO]: Created: 512x512x0 minecraft:textures/atlas/chest.png-atlas
[15:45:18] [Render thread/INFO]: Created: 256x128x0 minecraft:textures/atlas/celestials.png-atlas
[15:45:18] [Render thread/INFO]: Created: 1024x512x0 minecraft:textures/atlas/banner_patterns.png-atlas
[15:45:18] [Render thread/INFO]: Created: 512x512x0 minecraft:textures/atlas/beds.png-atlas
[15:45:18] [Render thread/INFO]: Created: 1024x512x0 minecraft:textures/atlas/items.png-atlas
[15:45:18] [Render thread/INFO]: Created: 1024x1024x0 minecraft:textures/atlas/gui.png-atlas
[15:45:18] [Render thread/INFO]: Created: 128x64x0 minecraft:textures/atlas/map_decorations.png-atlas
[15:45:18] [Render thread/INFO]: Created: 512x256x0 minecraft:textures/atlas/signs.png-atlas
[15:45:18] [Render thread/INFO]: Created: 512x512x0 minecraft:textures/atlas/shulker_boxes.png-atlas
[15:45:19] [Render thread/ERROR]: Negative index in crash report handler (29/31)
[15:45:19] [Render thread/FATAL]: Crash report saved to C:\Users\elija\AppData\Roaming\ModrinthApp\profiles\retro\crash-reports\crash-2026-06-02_15.45.19-fml.txt

[euzzyfnaf19]

and also this one ---- Minecraft Crash Report ----
// I let you down. Sorry :(

Time: 2026-06-02 15:49:20
Description: Mod loading error has occurred

java.lang.Exception: Mod Loading has failed
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.logging.CrashReportExtender.dumpModLoadingCrashReport(CrashReportExtender.java:49) [forge-26.1.2-64.0.8-universal.jar!/:?]
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.client.loading.ClientModLoader.completeModLoading(ClientModLoader.java:112) [forge-26.1.2-64.0.8-universal.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.lambda$new$8(Minecraft.java:704) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.util.Util.ifElse(Util.java:652) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.lambda$new$6(Minecraft.java:697) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.gui.screens.LoadingOverlay.tick(LoadingOverlay.java:167) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.tick(Minecraft.java:1877) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.runTick(Minecraft.java:1300) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.run(Minecraft.java:930) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.main.Main.main(Main.java:238) [forge-26.1.2-64.0.8-client.jar!/:?]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source) ~[?:?]
at java.base/java.lang.reflect.Method.invoke(Unknown Source) ~[?:?]
at SECURE-BOOTSTRAP/net.minecraftforge.fmlloader@26.1.2-64.0.8/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:96) [fmlloader-26.1.2-64.0.8.jar!/:?]
at SECURE-BOOTSTRAP/net.minecraftforge.fmlloader@26.1.2-64.0.8/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.lambda$makeService$0(CommonLaunchHandler.java:79) [fmlloader-26.1.2-64.0.8.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:77) [modlauncher-10.2.4.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:97) [modlauncher-10.2.4.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.Launcher.run(Launcher.java:116) [modlauncher-10.2.4.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.Launcher.main(Launcher.java:75) [modlauncher-10.2.4.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.BootstrapEntry.main(BootstrapEntry.java:17) [modlauncher-10.2.4.jar!/:?]
at net.minecraftforge.bootstrap@2.1.7/net.minecraftforge.bootstrap.Bootstrap.moduleMain(Bootstrap.java:188) [bootstrap-2.1.8.jar!/:?]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source) ~[?:?]
at java.base/java.lang.reflect.Method.invoke(Unknown Source) ~[?:?]
at net.minecraftforge.bootstrap.Bootstrap.bootstrapMain(Bootstrap.java:133) [bootstrap-2.1.8.jar:2.1.8]
at net.minecraftforge.bootstrap.Bootstrap.start(Bootstrap.java:53) [bootstrap-2.1.8.jar:2.1.8]
at net.minecraftforge.bootstrap.ForgeBootstrap.main(ForgeBootstrap.java:19) [bootstrap-2.1.8.jar:2.1.8]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source) ~[?:?]
at java.base/java.lang.reflect.Method.invoke(Unknown Source) ~[?:?]
at com.modrinth.theseus.MinecraftLaunch.relaunch(MinecraftLaunch.java:61) [theseus.jar:?]
at com.modrinth.theseus.MinecraftLaunch.main(MinecraftLaunch.java:28) [theseus.jar:?]
Transformer Audit:
net.minecraft.client.Minecraft
REASON: classloading
PLUGIN: accesstransformer:BEFORE
net.minecraft.client.gui.screens.LoadingOverlay
REASON: classloading
net.minecraft.client.main.Main
REASON: classloading
net.minecraft.util.Util
REASON: classloading
net.minecraftforge.client.loading.ClientModLoader
REASON: classloading
net.minecraftforge.logging.CrashReportExtender
REASON: classloading

A detailed walkthrough of the error, its code path and all known details is as follows:

-- Head --
Thread: Render thread
Suspected Mods: NONE
Stacktrace:
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.logging.CrashReportExtender.lambda$dumpModLoadingCrashReport$0(CrashReportExtender.java:52) ~[forge-26.1.2-64.0.8-universal.jar!/:?]
Transformer Audit:
net.minecraftforge.logging.CrashReportExtender
REASON: classloading
-- MOD management_wanted --
Details:
Mod File: /C:/Users/elija/AppData/Roaming/ModrinthApp/profiles/retro/mods/management_wanted-1.3.3-forge-1.20.1.jar
Failure message: Mod management_wanted requires minecraft 1.20.1
Currently, minecraft is 26.1.2
Mod Version: 1.3.3
Mod Issue URL: NOT PROVIDED
Exception message: MISSING EXCEPTION MESSAGE
Stacktrace:
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.logging.CrashReportExtender.lambda$dumpModLoadingCrashReport$0(CrashReportExtender.java:52) ~[forge-26.1.2-64.0.8-universal.jar!/:?]
at java.base/java.util.ArrayList.forEach(Unknown Source) ~[?:?]
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.logging.CrashReportExtender.dumpModLoadingCrashReport(CrashReportExtender.java:50) [forge-26.1.2-64.0.8-universal.jar!/:?]
at TRANSFORMER/net.minecraftforge.forge@64.0.8/net.minecraftforge.client.loading.ClientModLoader.completeModLoading(ClientModLoader.java:112) [forge-26.1.2-64.0.8-universal.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.lambda$new$8(Minecraft.java:704) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.util.Util.ifElse(Util.java:652) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.lambda$new$6(Minecraft.java:697) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.gui.screens.LoadingOverlay.tick(LoadingOverlay.java:167) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.tick(Minecraft.java:1877) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.runTick(Minecraft.java:1300) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.Minecraft.run(Minecraft.java:930) [forge-26.1.2-64.0.8-client.jar!/:?]
at TRANSFORMER/minecraft@26.1.2/net.minecraft.client.main.Main.main(Main.java:238) [forge-26.1.2-64.0.8-client.jar!/:?]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source) ~[?:?]
at java.base/java.lang.reflect.Method.invoke(Unknown Source) ~[?:?]
at SECURE-BOOTSTRAP/net.minecraftforge.fmlloader@26.1.2-64.0.8/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:96) [fmlloader-26.1.2-64.0.8.jar!/:?]
at SECURE-BOOTSTRAP/net.minecraftforge.fmlloader@26.1.2-64.0.8/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.lambda$makeService$0(CommonLaunchHandler.java:79) [fmlloader-26.1.2-64.0.8.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:77) [modlauncher-10.2.4.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:97) [modlauncher-10.2.4.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.Launcher.run(Launcher.java:116) [modlauncher-10.2.4.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.Launcher.main(Launcher.java:75) [modlauncher-10.2.4.jar!/:?]
at SECURE-BOOTSTRAP/cpw.mods.modlauncher@10.2.4/cpw.mods.modlauncher.BootstrapEntry.main(BootstrapEntry.java:17) [modlauncher-10.2.4.jar!/:?]
at net.minecraftforge.bootstrap@2.1.7/net.minecraftforge.bootstrap.Bootstrap.moduleMain(Bootstrap.java:188) [bootstrap-2.1.8.jar!/:?]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source) ~[?:?]
at java.base/java.lang.reflect.Method.invoke(Unknown Source) ~[?:?]
at net.minecraftforge.bootstrap.Bootstrap.bootstrapMain(Bootstrap.java:133) [bootstrap-2.1.8.jar:2.1.8]
at net.minecraftforge.bootstrap.Bootstrap.start(Bootstrap.java:53) [bootstrap-2.1.8.jar:2.1.8]
at net.minecraftforge.bootstrap.ForgeBootstrap.main(ForgeBootstrap.java:19) [bootstrap-2.1.8.jar:2.1.8]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source) ~[?:?]
at java.base/java.lang.reflect.Method.invoke(Unknown Source) ~[?:?]
at com.modrinth.theseus.MinecraftLaunch.relaunch(MinecraftLaunch.java:61) [theseus.jar:?]
at com.modrinth.theseus.MinecraftLaunch.main(MinecraftLaunch.java:28) [theseus.jar:?]
Transformer Audit:
net.minecraft.client.Minecraft
REASON: classloading
PLUGIN: accesstransformer:BEFORE
net.minecraft.client.gui.screens.LoadingOverlay
REASON: classloading
net.minecraft.client.main.Main
REASON: classloading
net.minecraft.util.Util
REASON: classloading
net.minecraftforge.client.loading.ClientModLoader
REASON: classloading
net.minecraftforge.logging.CrashReportExtender
REASON: classloading

-- MOD management_wanted_2 --
Details:
Mod File: /C:/Users/elija/AppData/Roaming/ModrinthApp/profiles/retro/mods/management_wanted_2-2.3-forge-1.20.1.jar
Failure message: Mod management_wanted_2 requires minecraft 1.20.1
Currently, minecraft is 26.1.2
Mod Version: 2.3
Mod Issue URL: NOT PROVIDED
Exception message: MISSING EXCEPTION MESSAGE

-- System Details --
Details:
Minecraft Version: 26.1.2
Minecraft Version ID: 26.1.2
Operating System: Windows 11 (amd64) version 10.0
Java Version: 25.0.3, Azul Systems, Inc.
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode, sharing), Azul Systems, Inc.
Memory: 436223888 bytes (416 MiB) / 788529152 bytes (752 MiB) up to 32547799040 bytes (31040 MiB)
Memory (heap): init: 512MiB, used: 305MiB, committed: 752MiB, max: 31040MiB
Memory (non-head): init: 007MiB, used: 162MiB, committed: 167MiB, max: 000MiB
CPUs: 12
Processor Vendor: GenuineIntel
Processor Name: 12th Gen Intel(R) Core(TM) i5-12450H
Identifier: Intel64 Family 6 Model 154 Stepping 3
Microarchitecture: Alder Lake
Frequency (GHz): 2.50
Number of physical packages: 1
Number of physical CPUs: 8
Number of logical CPUs: 12
Graphics card #0 name: Intel(R) UHD Graphics
Graphics card #0 vendor: Intel Corporation
Graphics card #0 VRAM (MiB): 1024.00
Graphics card #0 deviceId: VideoController1
Graphics card #0 versionInfo: 31.0.101.3962
Graphics card #1 name: NVIDIA GeForce RTX 3050 Laptop GPU
Graphics card #1 vendor: NVIDIA
Graphics card #1 VRAM (MiB): 4096.00
Graphics card #1 deviceId: VideoController2
Graphics card #1 versionInfo: 32.0.15.8157
Memory slot #0 capacity (MiB): 16384.00
Memory slot #0 clockSpeed (GHz): 4.80
Memory slot #0 type: DDR5
Memory slot #1 capacity (MiB): 16384.00
Memory slot #1 clockSpeed (GHz): 4.80
Memory slot #1 type: DDR5
Virtual memory max (MiB): 83588.92
Virtual memory used (MiB): 31493.20
Swap memory total (MiB): 51200.00
Swap memory used (MiB): 1342.48
Space in storage for jna.tmpdir (MiB): available: 518024.50, total: 927660.00
Space in storage for org.lwjgl.system.SharedLibraryExtractPath (MiB): available: 518024.50, total: 927660.00
Space in storage for io.netty.native.workdir (MiB): available: 518024.50, total: 927660.00
Space in storage for java.io.tmpdir (MiB): available: 518024.50, total: 927660.00
Space in storage for workdir (MiB): available: 518024.50, total: 927660.00
JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -XX:+UseCompactObjectHeaders -Xmx31040M
Debug Flags: 0 total;
ModLauncher: 10.2.4
ModLauncher launch target: forge_client
ModLauncher naming: mcp
ModLauncher services:
/ slf4jfixer PLUGINSERVICE
/ runtimedistcleaner PLUGINSERVICE
/ runtime_enum_extender PLUGINSERVICE
/ capability_token_subclass PLUGINSERVICE
/ accesstransformer PLUGINSERVICE
/ mixin PLUGINSERVICE
/ fml TRANSFORMATIONSERVICE
/ forge TRANSFORMATIONSERVICE
/ mixin TRANSFORMATIONSERVICE
FML Language Providers:
minecraft@1.0
lowcodefml@64
javafml@64.0.8
Mod List:
forge-26.1.2-64.0.8-client.jar |Minecraft |minecraft |26.1.2 |NONE |Manifest: NOSIGNATURE
forge-26.1.2-64.0.8-universal.jar |Forge |forge |64.0.8 |NONE |Manifest: 84:CE:76:E8:45:35:E4:0E:63:86:DF:47:59:80:0F:67:6C:C1:5F:6E:5F:4D:B3:54:47:1A:9F:7F:ED:5E:F2:90