java.lang.NoClassDefFoundError: net/minecraft/client/Minecraft


Samebug tips1

The stack trace shows which mod caused the problem (in my case it was at com.pahimar.ee3.reference.Textures.<clinit>, so the mod in question is EE3). Remove or reinstall that mod.


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via minecraftforum.net by Unknown author

Solutions on the web1

Solution icon of web
via commentcamarche.net by Unknown author, 1 year ago
net/minecraft/client/Minecraft

Stack trace

java.lang.NoClassDefFoundError: net/minecraft/client/Minecraft
	at fiskfille.lightsabers.main.LightsabersEventHandler.onLivingJump(LightsabersEventHandler.java:45)
	at cpw.mods.fml.common.eventhandler.ASMEventHandler_7_LightsabersEventHandler_onLivingJump_LivingJumpEvent.invoke(.dynamic)
	at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54)
	at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:138)
	at net.minecraftforge.common.ForgeHooks.onLivingJump(ForgeHooks.java:354)
	at net.minecraft.entity.EntityLivingBase.func_70664_aZ(EntityLivingBase.java:1646)
	at net.minecraft.entity.player.EntityPlayer.func_70664_aZ(EntityPlayer.java:1834)
	at net.minecraft.network.NetHandlerPlayServer.func_147347_a(NetHandlerPlayServer.java:528)
	at net.minecraft.network.play.client.C03PacketPlayer.func_148833_a(C03PacketPlayer.java:36)
	at net.minecraft.network.play.client.C03PacketPlayer$C06PacketPlayerPosLook.func_148833_a(C03PacketPlayer.java:234)
	at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:244)
	at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:173)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:980)
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:423)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:798)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:658)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: net.minecraft.client.Minecraft
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	... 17 more
Caused by: java.lang.RuntimeException: Attempted to load class bao for invalid side SERVER
	at cpw.mods.fml.common.asm.transformers.SideTransformer.transform(SideTransformer.java:51)
	at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:279)
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:176)
	... 19 more

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