[09:54:48] [Server thread/ERROR]: Encountered an unexpected exception
java.lang.NoClassDefFoundError: appeng/core/crash/CrashEnhancement$1
at appeng.core.crash.CrashEnhancement.getLabel(CrashEnhancement.java:39) ~[CrashEnhancement.class:?]
at cpw.mods.fml.common.FMLCommonHandler.enhanceCrashReport(FMLCommonHandler.java:358) ~[FMLCommonHandler.class:?]
at net.minecraft.crash.CrashReport.func_71504_g(CrashReport.java:145) ~[b.class:?]
at net.minecraft.crash.CrashReport.<init>(CrashReport.java:42) ~[b.class:?]
at net.minecraft.crash.CrashReport.func_85055_a(CrashReport.java:375) ~[b.class:?]
at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:117) ~[mi.class:?]
at net.minecraft.server.MinecraftServer.func_71222_d(MinecraftServer.java:257) ~[MinecraftServer.class:?]
at net.minecraft.server.integrated.IntegratedServer.func_71247_a(IntegratedServer.java:78) ~[bsk.class:?]
at net.minecraft.server.integrated.IntegratedServer.func_71197_b(IntegratedServer.java:92) ~[bsk.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:374) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:665) [?:?]
[09:54:48] [Server thread/INFO] [FML]: The state engine was in incorrect state SERVER_STARTING and forced into state SERVER_STOPPED. Errors may have been discarded.
Exception in thread "Server thread" java.lang.NoClassDefFoundError: appeng/core/crash/CrashEnhancement$1
at appeng.core.crash.CrashEnhancement.getLabel(CrashEnhancement.java:39)
at cpw.mods.fml.common.FMLCommonHandler.enhanceCrashReport(FMLCommonHandler.java:358)
at net.minecraft.crash.CrashReport.func_71504_g(CrashReport.java:145)
at net.minecraft.crash.CrashReport.<init>(CrashReport.java:42)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:443)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:665)