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Player NoClassDefFoundError #240

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opened 2025-11-29 18:00:43 +01:00 by YoyoNow · 1 comment
YoyoNow commented 2025-11-29 18:00:43 +01:00
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java.lang.NoClassDefFoundError: de.steamwar.entity.RPlayer (initialization failure)
	at java.base/java.lang.J9VMInternals.initializationAlreadyFailed(J9VMInternals.java:156)
	at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.lambda$playerJoins$11(PacketProcessor.java:247)
	at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.execSync(PacketProcessor.java:232)
	at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.playerJoins(PacketProcessor.java:245)
	at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.process(PacketProcessor.java:669)
	at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:78)
	at org.bukkit.craftbukkit.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:474)
	at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1662)
	at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1530)
	at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1252)
	at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:310)
	at java.base/java.lang.Thread.run(Thread.java:1595)
Caused by: java.lang.ExceptionInInitializerError
	at java.base/java.lang.J9VMInternals.recordInitializationFailure(J9VMInternals.java:185)
	... 11 more
Caused by: java.lang.IllegalArgumentException: Cannot find net.minecraft.network.protocol.game.ClientboundAddPlayerPacket
	at SpigotCore.jar//de.steamwar.Reflection.getClass(Reflection.java:179)
	at SpigotCore.jar//de.steamwar.entity.RPlayer.<clinit>(RPlayer.java:120)
	... 11 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.network.protocol.game.ClientboundAddPlayerPacket
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:574)
	at java.base/java.lang.ClassLoader.loadClassHelper(ClassLoader.java:1204)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:1119)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:1102)
	at SpigotCore.jar//de.steamwar.Reflection.getClass(Reflection.java:169)
	... 12 more
``` java.lang.NoClassDefFoundError: de.steamwar.entity.RPlayer (initialization failure) at java.base/java.lang.J9VMInternals.initializationAlreadyFailed(J9VMInternals.java:156) at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.lambda$playerJoins$11(PacketProcessor.java:247) at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.execSync(PacketProcessor.java:232) at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.playerJoins(PacketProcessor.java:245) at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.process(PacketProcessor.java:669) at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:78) at org.bukkit.craftbukkit.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:474) at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1662) at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1530) at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1252) at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:310) at java.base/java.lang.Thread.run(Thread.java:1595) Caused by: java.lang.ExceptionInInitializerError at java.base/java.lang.J9VMInternals.recordInitializationFailure(J9VMInternals.java:185) ... 11 more Caused by: java.lang.IllegalArgumentException: Cannot find net.minecraft.network.protocol.game.ClientboundAddPlayerPacket at SpigotCore.jar//de.steamwar.Reflection.getClass(Reflection.java:179) at SpigotCore.jar//de.steamwar.entity.RPlayer.<clinit>(RPlayer.java:120) ... 11 more Caused by: java.lang.ClassNotFoundException: net.minecraft.network.protocol.game.ClientboundAddPlayerPacket at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:574) at java.base/java.lang.ClassLoader.loadClassHelper(ClassLoader.java:1204) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:1119) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:1102) at SpigotCore.jar//de.steamwar.Reflection.getClass(Reflection.java:169) ... 12 more ```
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Version/1.21 labels 2025-11-29 18:00:43 +01:00
YoyoNow commented 2025-11-29 18:01:08 +01:00
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java.lang.ExceptionInInitializerError
	at java.base/java.lang.J9VMInternals.recordInitializationFailure(J9VMInternals.java:185)
	at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.lambda$playerJoins$11(PacketProcessor.java:247)
	at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.execSync(PacketProcessor.java:232)
	at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.playerJoins(PacketProcessor.java:245)
	at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.process(PacketProcessor.java:669)
	at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:78)
	at org.bukkit.craftbukkit.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:474)
	at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1662)
	at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1530)
	at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1252)
	at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:310)
	at java.base/java.lang.Thread.run(Thread.java:1595)
Caused by: java.lang.IllegalArgumentException: Cannot find net.minecraft.network.protocol.game.ClientboundAddPlayerPacket
	at SpigotCore.jar//de.steamwar.Reflection.getClass(Reflection.java:179)
	at SpigotCore.jar//de.steamwar.entity.RPlayer.<clinit>(RPlayer.java:120)
	... 11 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.network.protocol.game.ClientboundAddPlayerPacket
	at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:574)
	at java.base/java.lang.ClassLoader.loadClassHelper(ClassLoader.java:1204)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:1119)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:1102)
	at SpigotCore.jar//de.steamwar.Reflection.getClass(Reflection.java:169)
	... 12 more
``` java.lang.ExceptionInInitializerError at java.base/java.lang.J9VMInternals.recordInitializationFailure(J9VMInternals.java:185) at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.lambda$playerJoins$11(PacketProcessor.java:247) at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.execSync(PacketProcessor.java:232) at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.playerJoins(PacketProcessor.java:245) at FightSystem.jar//de.steamwar.fightsystem.record.PacketProcessor.process(PacketProcessor.java:669) at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:78) at org.bukkit.craftbukkit.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:474) at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1662) at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1530) at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1252) at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:310) at java.base/java.lang.Thread.run(Thread.java:1595) Caused by: java.lang.IllegalArgumentException: Cannot find net.minecraft.network.protocol.game.ClientboundAddPlayerPacket at SpigotCore.jar//de.steamwar.Reflection.getClass(Reflection.java:179) at SpigotCore.jar//de.steamwar.entity.RPlayer.<clinit>(RPlayer.java:120) ... 11 more Caused by: java.lang.ClassNotFoundException: net.minecraft.network.protocol.game.ClientboundAddPlayerPacket at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:574) at java.base/java.lang.ClassLoader.loadClassHelper(ClassLoader.java:1204) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:1119) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:1102) at SpigotCore.jar//de.steamwar.Reflection.getClass(Reflection.java:169) ... 12 more ```
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Reference: SteamWar/SteamWar#240
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