java.lang.NullPointerException
at amu.<init>(MovingObjectPosition.java:39)
at ic2.common.TileEntityPump.pump(TileEntityPump.java:100)
at ic2.common.TileEntityPump.g(TileEntityPump.java:55)
at xe.h(World.java:2017)
at ie.h(WorldServer.java:463)
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:649)
at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:585)
at bcb.q(IntegratedServer.java:110)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:492)
at fp.run(SourceFile:818)
I got that error when I used pump.