Same here after only placing a Pump
at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:467)
at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:569)
at net.minecraft.server.World.tickEntities(World.java:1190)
at buildcraft.factory.TilePump.q_(TilePump.java:84)
java.lang.NoSuchMethodError: buildcraft.api.PowerProvider.useEnergy(IIZ)I
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22:29:06 [sEVERE] Unexpected exception
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22:29:06 [sEVERE] at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
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22:29:06 [sEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:467)
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22:29:06 [sEVERE] at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:569)
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22:29:06 [sEVERE] at net.minecraft.server.World.tickEntities(World.java:1190)
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22:29:06 [sEVERE] at buildcraft.factory.TilePump.q_(TilePump.java:84)
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22:29:06 [sEVERE] java.lang.NoSuchMethodError: buildcraft.api.PowerProvider.useEnergy(IIZ)I