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via GitHub by JurJean
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java.lang.NullPointerException: Ticking block entity	at java.util.ArrayList.removeIf(	at com.raoulvdberge.refinedstorage.apiimpl.autocrafting.task.CraftingTask.update(	at com.raoulvdberge.refinedstorage.tile.TileController.func_73660_a(	at	at	at net.minecraft.server.MinecraftServer.func_71190_q(	at net.minecraft.server.MinecraftServer.func_71217_p(	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(	at	at