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via GitHub by kwpugh
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This exception has no message.
java.lang.NullPointerException: 	at net.minecraft.command.CommandBase.compareTo(CommandBase.java:740)	at net.minecraft.command.CommandBase.compareTo(CommandBase.java:28)	at com.matthewprenger.helpfixer.HelpFixer.validCompareTo(HelpFixer.java:93)	at com.matthewprenger.helpfixer.HelpFixer.onServerStarted(HelpFixer.java:77)	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.minecraftforge.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:595)	at sun.reflect.GeneratedMethodAccessor8.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:498)	at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)	at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)	at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)	at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)	at com.google.common.eventbus.EventBus.post(EventBus.java:275)	at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:239)	at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:217)	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 com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)	at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)	at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)	at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)	at com.google.common.eventbus.EventBus.post(EventBus.java:275)	at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:142)	at net.minecraftforge.fml.common.Loader.serverStarted(Loader.java:851)	at net.minecraftforge.fml.common.FMLCommonHandler.handleServerStarted(FMLCommonHandler.java:297)	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:433)	at java.lang.Thread.run(Thread.java:745)