java.lang.NullPointerException

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  • java.lang.NullPointerException: Ticking block entity at net.minecraft.server.management.UserListOps.func_152681_a(SourceFile:51) at net.minecraft.server.management.UserListOps.func_152681_a(SourceFile:9) at net.minecraft.server.management.UserList.func_152683_b(SourceFile:68) at net.minecraft.server.management.UserListOps.func_187452_a(SourceFile:30) at com.feed_the_beast.ftbl.util.FTBLib.isOP(FTBLib.java:318) at com.feed_the_beast.ftbl.api.permissions.rankconfig.RankConfig.getJson(RankConfig.java:50) at com.feed_the_beast.ftbu.handlers.FTBUPlayerEventHandler.onBlockBreak(FTBUPlayerEventHandler.java:297) at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_224_FTBUPlayerEventHandler_onBlockBreak_BreakEvent.invoke(.dynamic) at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:49) at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:140) at net.minecraftforge.common.ForgeHooks.onBlockBreakEvent(ForgeHooks.java:697) at net.minecraft.server.management.PlayerInteractionManager.func_180237_b(PlayerInteractionManager.java:286) at lumien.randomthings.tileentity.TileEntityBlockBreaker.func_73660_a(TileEntityBlockBreaker.java:96) at net.minecraft.world.World.func_72939_s(World.java:1797) at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:618) at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:707) at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:385) at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:611) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:469) at java.lang.Thread.run(Thread.java:745)
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