NPE when some mode break safe

java.lang.NullPointerException: Ticking entity
at com.carpentersblocks.tileentity.TECarpentersSafe.func_70300_a(TECarpentersSafe.java:191)
at net.minecraft.inventory.ContainerChest.func_75145_c(ContainerChest.java:45)
at net.minecraftforge.event.entity.player.PlayerOpenContainerEvent.(PlayerOpenContainerEvent.java:27)
at net.minecraftforge.common.ForgeHooks.canInteractWith(ForgeHooks.java:437)
at net.minecraft.entity.player.EntityPlayerMP.func_70071_h_(EntityPlayerMP.java:259)
at net.minecraft.world.World.func_72866_a(World.java:2315)
at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:690)
at net.minecraft.world.World.func_72870_g(World.java:2271)
at net.minecraft.world.World.func_72939_s(World.java:2114)
at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:517)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:758)
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:355)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:666)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:541)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:807)

Not sure if this is still an issue, but feel free to leave a comment if it is and I will investigate.

Is this when a mod item breaks a safe? It's either the world object being null (unlikely), or a null object is being passed as a player.

industrial miner