WorldEdit Forge Error 1/3/2016

pJan 03, 2016 12:34:12 AM com.sk89q.worldedit.util.eventbus.EventBus dispatch
SEVERE: [WorldEdit] Could not dispatch event: com.sk89q.worldedit.event.platform.BlockInteractEvent@4e1447d3 to handler EventHandler{priority=NORMAL}
java.lang.reflect.InvocationTargetException
        at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandler.java:75)
        at com.sk89q.worldedit.util.eventbus.EventBus.dispatch(EventBus.java:187)
        at com.sk89q.worldedit.util.eventbus.EventBus.post(EventBus.java:173)
        at com.sk89q.worldedit.WorldEdit.handleBlockRightClick(WorldEdit.java:690)
        at com.sk89q.worldedit.forge.ForgeWorldEdit.onPlayerInteract(ForgeWorldEdit.java:174)
        at cpw.mods.fml.common.eventhandler.ASMEventHandler_1028_ForgeWorldEdit_onPlayerInteract_PlayerInteractEvent.invoke(.dynamic)
        at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54)
        at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:140)
        at net.minecraftforge.event.ForgeEventFactory.onPlayerInteract(ForgeEventFactory.java:100)
        at net.minecraft.server.management.ItemInWorldManager.func_73078_a(ItemInWorldManager.java:353)
        at thaumcraft.common.entities.ai.interact.AIUseItem.click(AIUseItem.java:158)
        at thaumcraft.common.entities.ai.interact.AIUseItem.func_75246_d(AIUseItem.java:99)
        at net.minecraft.entity.ai.EntityAITasks.func_75774_a(SourceFile:103)
        at net.minecraft.entity.EntityLiving.func_70619_bc(EntityLiving.java:540)
        at net.minecraft.entity.EntityLivingBase.func_70636_d(EntityLivingBase.java:1774)
        at net.minecraft.entity.EntityLiving.func_70636_d(EntityLiving.java:367)
        at thaumcraft.common.entities.golems.EntityGolemBase.func_70636_d(EntityGolemBase.java:354)
        at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:1611)
        at net.minecraft.entity.EntityLiving.func_70071_h_(EntityLiving.java:206)
        at net.minecraft.world.World.func_72866_a(World.java:2070)
        at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:648)
        at net.minecraft.world.World.func_72870_g(World.java:2034)
        at net.minecraft.world.World.func_72939_s(World.java:1887)
        at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:489)
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:636)
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:334)
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427)
        at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)
Caused by: java.lang.reflect.InvocationTargetException
        at sun.reflect.GeneratedMethodAccessor63.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at com.sk89q.worldedit.util.eventbus.MethodEventHandler.dispatch(MethodEventHandler.java:58)
        at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandler.java:73)
        ... 28 more
Caused by: java.lang.NullPointerException
        at net.minecraft.server.management.UserListOps.func_152699_b(SourceFile:39)
        at net.minecraft.server.management.UserListOps.func_152681_a(SourceFile:9)
        at net.minecraft.server.management.UserList.func_152692_d(SourceFile:85)
        at net.minecraft.server.management.ServerConfigurationManager.func_152596_g(ServerConfigurationManager.java:717)
        at com.sk89q.worldedit.forge.ForgePermissionsProvider$VanillaPermissionsProvider.hasPermission(ForgePermissionsProvider.java:45)
        at com.sk89q.worldedit.forge.ForgePlayer.hasPermission(ForgePlayer.java:166)
        at com.sk89q.worldedit.extension.platform.PlayerProxy.hasPermission(PlayerProxy.java:143)
        at com.sk89q.worldedit.session.SessionManager.get(SessionManager.java:168)
        at com.sk89q.worldedit.extension.platform.PlatformManager.handleBlockInteract(PlatformManager.java:320)
        ... 33 more