When Killed, Game Crashes

[ModCritic]

Minecraft Version: 1.11.2
Forge Version: 13.20.0.2228
Mod Version: 4.8.0

Is this on a server yes/no: no

---- Minecraft Crash Report ----

WARNING: coremods are present:
LoadingPlugin (CrystalMod-1.11.2-4.8.0dev.jar)
Contact their authors BEFORE contacting forge

// I bet Cylons wouldn't have this problem.

Time: 4/21/17 5:05 PM
Description: Ticking player

java.lang.NullPointerException: Ticking player
at alec_wam.CrystalMod.handler.ArmorEventHandler.getArmorCount(ArmorEventHandler.java:188)
at alec_wam.CrystalMod.handler.ArmorEventHandler.addMoreMobXP(ArmorEventHandler.java:81)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_72_ArmorEventHandler_addMoreMobXP_LivingExperienceDropEvent.invoke(.dynamic)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:185)
at net.minecraftforge.event.ForgeEventFactory.getExperienceDrop(ForgeEventFactory.java:219)
at net.minecraft.entity.EntityLivingBase.func_70609_aI(EntityLivingBase.java:382)
at net.minecraft.entity.EntityLivingBase.func_70030_z(EntityLivingBase.java:320)
at net.minecraft.entity.Entity.func_70071_h_(Entity.java:374)
at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:2003)
at net.minecraft.entity.player.EntityPlayer.func_70071_h_(EntityPlayer.java:232)
at net.minecraft.entity.player.EntityPlayerMP.func_71127_g(EntityPlayerMP.java:329)
at net.minecraft.network.NetHandlerPlayServer.func_73660_a(NetHandlerPlayServer.java:164)
at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher$1.func_73660_a(NetworkDispatcher.java:215)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:287)
at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:180)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:743)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:624)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:149)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:482)
at java.lang.Thread.run(Thread.java:745)

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

-- Head --
Thread: Server thread
Stacktrace:
at alec_wam.CrystalMod.handler.ArmorEventHandler.getArmorCount(ArmorEventHandler.java:188)
at alec_wam.CrystalMod.handler.ArmorEventHandler.addMoreMobXP(ArmorEventHandler.java:81)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_72_ArmorEventHandler_addMoreMobXP_LivingExperienceDropEvent.invoke(.dynamic)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:185)
at net.minecraftforge.event.ForgeEventFactory.getExperienceDrop(ForgeEventFactory.java:219)
at net.minecraft.entity.EntityLivingBase.func_70609_aI(EntityLivingBase.java:382)
at net.minecraft.entity.EntityLivingBase.func_70030_z(EntityLivingBase.java:320)
at net.minecraft.entity.Entity.func_70071_h_(Entity.java:374)
at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:2003)
at net.minecraft.entity.player.EntityPlayer.func_70071_h_(EntityPlayer.java:232)

-- Player being ticked --
Details:
Entity Type: null (net.minecraft.entity.player.EntityPlayerMP)
Entity ID: 408
Entity Name: CREEPERL0RD
Entity's Exact location: -41.92, 62.00, 221.34
Entity's Block location: World: (-42,62,221), Chunk: (at 6,3,13 in -3,13; contains blocks -48,0,208 to -33,255,223), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Entity's Momentum: -0.01, -0.02, -0.01
Entity's Passengers: []
Entity's Vehicle: ERROR NullPointerException: null
Stacktrace:
at net.minecraft.entity.player.EntityPlayerMP.func_71127_g(EntityPlayerMP.java:329)
at net.minecraft.network.NetHandlerPlayServer.func_73660_a(NetHandlerPlayServer.java:164)
at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher$1.func_73660_a(NetworkDispatcher.java:215)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:287)

-- Ticking connection --
Details:
Connection: net.minecraft.network.NetworkManager@4bb9cf4d
Stacktrace:
at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:180)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:743)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:624)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:149)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:482)
at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
Minecraft Version: 1.11.2
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 241112720 bytes (229 MB) / 756142080 bytes (721 MB) up to 2134114304 bytes (2035 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
FML: MCP 9.38 Powered by Forge 13.20.0.2228 6 mods loaded, 6 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJAAAA minecraft{1.11.2} [Minecraft] (minecraft.jar)
UCHIJAAAA mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UCHIJAAAA FML{8.0.99.99} [Forge Mod Loader] (forge-1.11.2-13.20.0.2228.jar)
UCHIJAAAA forge{13.20.0.2228} [Minecraft Forge] (forge-1.11.2-13.20.0.2228.jar)
UCHIJAAAA crystalmod{4.8.0dev} [Crystal Mod] (CrystalMod-1.11.2-4.8.0dev.jar)
UCHIJAAAA jei{4.2.7.240} [Just Enough Items] (jei_1.11.2-4.2.7.240.jar)
Loaded coremods (and transformers):
LoadingPlugin (CrystalMod-1.11.2-4.8.0dev.jar)
alec_wam.CrystalMod.asm.ClassTransformer
GL info: ERROR RuntimeException: No OpenGL context found in the current thread.
Profiler Position: N/A (disabled)
Player Count: 1 / 8; [EntityPlayerMP['CREEPERL0RD'/408, l='Crystal Clear', x=-41.92, y=62.00, z=221.34]]
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'

Steps to reproduce:

1. Die