I can't play at all. When I try to load any world or even create any world it crashes. At the top of the crash report it says:
Time: 18/06/14 18:51
Description: Exception ticking world
java.lang.NullPointerException: Exception ticking world
at bfo.a(SourceFile:228)
at bfo.d(SourceFile:158)
at bab.a(SourceFile:548)
at ot.a(SourceFile:262)
at ou.a(SourceFile:198)
at amg.a(SourceFile:111)
at ou.c(SourceFile:159)
at net.minecraft.server.MinecraftServer.w(SourceFile:570)
at net.minecraft.server.MinecraftServer.v(SourceFile:506)
at cof.v(SourceFile:132)
at net.minecraft.server.MinecraftServer.run(SourceFile:422)
at java.lang.Thread.run(Unknown Source)
Is this still a concern in the current Minecraft version? If so, please update the affected versions in order to best aid Mojang ensuring bugs are still valid in the latest releases/pre-releases. If this has been done, we can reopen the issue.
Keep in mind that the "Resolved"-Status on this ticket just means "Answered", and that we are waiting for further information on whether this issue still exists or not. We will reopen it as soon as the requested information has been delivered.