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Fix: Target Java 21 for Minecraft compatibility#103
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Kiriyaga7615 merged 3 commits intoNamiDevelopment:mc.1.21.11from Feb 13, 2026
Merged
Fix: Target Java 21 for Minecraft compatibility#103Kiriyaga7615 merged 3 commits intoNamiDevelopment:mc.1.21.11from
Kiriyaga7615 merged 3 commits intoNamiDevelopment:mc.1.21.11from
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Set Java toolchain to 21 (Minecraft requires Java 21)
Set Java toolchain to version 21 in client build configuration. Minecraft 1.21.11 requires Java 21, not Java 23.
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If you had java 23 installed it would build with it and not run |
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i have java 23 i think also on my pc never experienced any issues, loom just picks up version from api, r u sure?
Kiriyaga7615
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Feb 13, 2026
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| java { | ||
| toolchain { | ||
| languageVersion = JavaLanguageVersion.of(21) |
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It build with Java 23 for me and crashed https://mclo.gs/kK5amIZ This change fixed it. Maybe Java 23 isn't your system default.
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Set Java toolchain to version 21 in client build configuration. Minecraft 1.21.11 requires Java 21, not Java 23.