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    Thrown when an application is trying to use or access an object whose reference equals to null but if you are getting no message, try using the option -XX:-OmitStackTraceInFastThrow.

Solutions on the web

via GitHub by Slind14
, 7 months ago
This exception has no message.
via GitHub by Slind14
, 1 year ago
This exception has no message.
via Coderanch by Josh Bern, 1 year ago
via Stack Overflow by K.B
, 2 months ago
This exception has no message.
via Stack Overflow by cheyrico2
, 9 months ago
via GitHub by koppor
, 2 years ago
This exception has no message.
java.lang.NullPointerException: 	at	at	at java.util.Scanner.(	at me.nallar.modpatcher.mappings.MCPMappings.loadCsv(	at me.nallar.modpatcher.mappings.MCPMappings.(	at me.nallar.modpatcher.ModPatcher.(	at me.nallar.modpatcher.CoreMod.injectData(	at cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper.injectIntoClassLoader(	at net.minecraft.launchwrapper.Launch.launch(	at net.minecraft.launchwrapper.Launch.main(	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(	at sun.reflect.DelegatingMethodAccessorImpl.invoke(	at java.lang.reflect.Method.invoke(	at	at cpw.mods.fml.relauncher.ServerLaunchWrapper.main(