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via GitHub by Dream-Master
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java.lang.NullPointerException: 	at modtweaker2.utils.BaseCraftingRemoval.apply(BaseCraftingRemoval.java:18)	at minetweaker.runtime.MTTweaker.apply(MTTweaker.java:65)	at minetweaker.MineTweakerAPI.apply(MineTweakerAPI.java:173)	at modtweaker2.mods.railcraft.handlers.RollingMachine.removeRecipe(RollingMachine.java:49)	at undefined.Railcraft.__script__(Railcraft.zs:1451)	at undefined.__ZenMain__.run(Railcraft.zs)	at minetweaker.runtime.MTTweaker.load(MTTweaker.java:157)	at minetweaker.MineTweakerImplementationAPI.reload(MineTweakerImplementationAPI.java:624)	at minetweaker.MineTweakerImplementationAPI$1.execute(MineTweakerImplementationAPI.java:82)	at minetweaker.MineTweakerImplementationAPI$19.execute(MineTweakerImplementationAPI.java:610)	at minetweaker.mc1710.server.MCServer$MCCommand.func_71515_b(MCServer.java:124)	at net.minecraft.command.CommandHandler.func_71556_a(CommandHandler.java:94)	at net.minecraft.network.NetHandlerPlayServer.func_147361_d(NetHandlerPlayServer.java:739)	at net.minecraft.network.NetHandlerPlayServer.func_147354_a(NetHandlerPlayServer.java:718)	at net.minecraft.network.play.client.C01PacketChatMessage.func_148833_a(SourceFile:37)	at net.minecraft.network.play.client.C01PacketChatMessage.func_148833_a(SourceFile:9)	at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)	at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:165)	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:659)	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547)	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:111)	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427)	at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)