>17:01:04 [WARNING] Integration module 'ComputerCraft' failed during operation 'appendItemInfo' and will be disabled
java.lang.NoClassDefFoundError: net/minecraft/client/renderer/texture/IconRegister
	at java.lang.Class.getDeclaredMethods0(Native Method)
	at java.lang.Class.privateGetDeclaredMethods(Class.java:2451)
	at java.lang.Class.getDeclaredMethod(Class.java:1954)
	at openmods.utils.ReflectionHelper.getDeclaredMethod(ReflectionHelper.java:179)
	at openmods.utils.ReflectionHelper.getMethod(ReflectionHelper.java:161)
	at openmods.utils.ReflectionHelper.call(ReflectionHelper.java:132)
	at openmods.utils.ReflectionHelper.call(ReflectionHelper.java:119)
	at openperipheral.integration.computercraft.ModuleComputerCraft.addDiskInfo(ModuleComputerCraft.java:73)
	at openperipheral.integration.computercraft.ModuleComputerCraft.appendItemInfo(ModuleComputerCraft.java:52)
	at openperipheral.IntegrationModuleRegistry$3.visit(IntegrationModuleRegistry.java:106)
	at openperipheral.IntegrationModuleRegistry.visitModules(IntegrationModuleRegistry.java:66)
	at openperipheral.IntegrationModuleRegistry.appendItemInfo(IntegrationModuleRegistry.java:103)
	at openperipheral.util.InventoryDescriptionUtils.itemstackToMap(InventoryDescriptionUtils.java:75)
	at openperipheral.converter.ConverterItemStack.toLua(ConverterItemStack.java:35)
	at openperipheral.TypeConversionRegistry.toLua(TypeConversionRegistry.java:70)
	at openperipheral.converter.ConverterList.toLua(ConverterList.java:61)
	at openperipheral.TypeConversionRegistry.toLua(TypeConversionRegistry.java:70)
	at openperipheral.converter.ConverterIItemList.toLua(ConverterIItemList.java:16)
	at openperipheral.TypeConversionRegistry.toLua(TypeConversionRegistry.java:70)
	at openperipheral.adapter.MethodDeclaration.validateResult(MethodDeclaration.java:228)
	at openperipheral.adapter.MethodDeclaration.access$800(MethodDeclaration.java:22)
	at openperipheral.adapter.MethodDeclaration$CallWrap.call(MethodDeclaration.java:320)
	at openperipheral.adapter.MethodDeclaration$CallWrap.call(MethodDeclaration.java:247)
	at openperipheral.adapter.peripheral.ExecutionStrategy$OnTick$1.run(ExecutionStrategy.java:100)
	at openperipheral.TickHandler.tickEnd(TickHandler.java:52)
	at cpw.mods.fml.common.SingleIntervalHandler.tickEnd(SingleIntervalHandler.java:34)
	at cpw.mods.fml.common.FMLCommonHandler.tickEnd(FMLCommonHandler.java:141)
	at cpw.mods.fml.common.FMLCommonHandler.onPostWorldTick(FMLCommonHandler.java:282)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:892)
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:330)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:777)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:659)
	at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
Caused by: java.lang.ClassNotFoundException: net.minecraft.client.renderer.texture.IconRegister
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:186)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
	... 33 more
Caused by: java.lang.RuntimeException: Attempted to load class mt for invalid side SERVER
	at cpw.mods.fml.common.asm.transformers.SideTransformer.transform(SideTransformer.java:51)
	at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:274)
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:172)
	... 35 more
>17:01:04 [SEVERE] java.util.ConcurrentModificationException
>17:01:04 [SEVERE] 	at java.util.LinkedHashMap$LinkedHashIterator.remove(LinkedHashMap.java:385)
17:01:04 [SEVERE] 	at universalelectricity.core.net.NetworkTickHandler.tickEnd(NetworkTickHandler.java:107)
17:01:04 [SEVERE] 	at cpw.mods.fml.common.SingleIntervalHandler.tickEnd(SingleIntervalHandler.java:34)
17:01:04 [SEVERE] 	at cpw.mods.fml.common.FMLCommonHandler.tickEnd(FMLCommonHandler.java:141)
>17:01:04 [SEVERE] 	at cpw.mods.fml.common.FMLCommonHandler.onPostServerTick(FMLCommonHandler.java:274)
17:01:04 [SEVERE] 	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:813)
>17:01:04 [SEVERE] 	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:659)
>17:01:04 [SEVERE] 	at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
>17:01:04 [SEVERE] Encountered an unexpected exception ConcurrentModificationException
java.util.ConcurrentModificationException
	at java.util.LinkedHashMap$LinkedHashIterator.remove(LinkedHashMap.java:385)
	at universalelectricity.core.net.NetworkTickHandler.tickEnd(NetworkTickHandler.java:107)
	at cpw.mods.fml.common.SingleIntervalHandler.tickEnd(SingleIntervalHandler.java:34)
	at cpw.mods.fml.common.FMLCommonHandler.tickEnd(FMLCommonHandler.java:141)
	at cpw.mods.fml.common.FMLCommonHandler.onPostServerTick(FMLCommonHandler.java:274)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:813)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:659)
	at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
>17:01:04 [SEVERE] This crash report has been saved to: /ssd/minecraft/Direwolf20/./crash-reports/crash-2014-04-02_17.01.04-server.txt