java.lang.NoClassDefFoundError

net/minecraft/server/v1_8_R3/World

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  • Stack trace

    • java.lang.NoClassDefFoundError: net/minecraft/server/v1_8_R3/World at net.aufdemrand.sentry.SentryTrait.ensureInst(SentryTrait.java:134) at net.aufdemrand.sentry.SentryTrait.onSpawn(SentryTrait.java:116) at net.citizensnpcs.api.npc.AbstractNPC.addTrait(AbstractNPC.java:110) at net.citizensnpcs.commands.NPCCommands.create(NPCCommands.java:468) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at net.citizensnpcs.api.command.CommandManager.executeMethod(CommandManager.java:152) at net.citizensnpcs.api.command.CommandManager.execute(CommandManager.java:87) at net.citizensnpcs.api.command.CommandManager.executeSafe(CommandManager.java:175) at net.citizensnpcs.Citizens.onCommand(Citizens.java:237) at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) at org.bukkit.craftbukkit.v1_10_R1.CraftServer.dispatchCommand(CraftServer.java:647) at net.minecraft.server.v1_10_R1.PlayerConnection.handleCommand(PlayerConnection.java:1351) at net.minecraft.server.v1_10_R1.PlayerConnection.a(PlayerConnection.java:1186) at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) at net.minecraft.server.v1_10_R1.PlayerConnectionUtils$1.run(SourceFile:13) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at net.minecraft.server.v1_10_R1.SystemUtils.a(SourceFile:45) at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:732) at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400) at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668) at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_8_R3.World at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:91) at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 28 more

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