Hey ich habe ein Problem mit Java... all paar Minuten kackt mein Minecraft ab aber nur auf gossen Servern 
Habt ihr eine Idee wie ich das lösen kann?
Error:
[20:57:17] [Client thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: java.lang.NullPointerException
at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_25]
at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[?:1.8.0_25]
at g.a(SourceFile:45) [g.class:?]
at ave.av(SourceFile:881) [ave.class:?]
at ave.a(SourceFile:325) [ave.class:?]
at net.minecraft.client.main.Main.main(SourceFile:124) [Main.class:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_25]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_25]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_25]
at java.lang.reflect.Method.invoke(Method.java:483) ~[?:1.8.0_25]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:131) [launchwrapper-1.7.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:27) [launchwrapper-1.7.jar:?]
Caused by: java.lang.NullPointerException
at bcy.a(SourceFile:301) ~[bcy.class:?]
at fp.a(SourceFile:75) ~[fp.class:?]
at fp.a(SourceFile:16) ~[fp.class:?]
at fh$1.run(SourceFile:13) ~[fh$1.class:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_25]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_25]
at g.a(SourceFile:44) ~[g.class:?]
... 9 more
