When i start my server and i log onto the server it automatically crashes the server and i can not do anything about it i was wondering if anyone had some advice and it says that there is a problem with the generic pipes and i think it might be as it cant remember that last chunk loaded or something as anyone got any advice here is the error: Ticking tile entity
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:686)
at ho.r(DedicatedServer.java:269)
at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:599)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:497)
at fy.run(SourceFile:849)
Caused by: java.lang.NullPointerException
at gregtechmod.api.BaseMetaTileEntityMJ.powerRequest(BaseMetaTileEntityMJ.java:51)
at buildcraft.transport.PipeTransportPower.updateEntity(PipeTransportPower.java:164)
at buildcraft.transport.Pipe.updateEntity(Pipe.java:166)
at buildcraft.transport.TileGenericPipe.g(TileGenericPipe.java:189)
at yc.h(World.java:2153)
at in.h(WorldServer.java:516)
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:680)
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:686)
at ho.r(DedicatedServer.java:269)
at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:599)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:497)
at fy.run(SourceFile:849)
Caused by: java.lang.NullPointerException
at gregtechmod.api.BaseMetaTileEntityMJ.powerRequest(BaseMetaTileEntityMJ.java:51)
at buildcraft.transport.PipeTransportPower.updateEntity(PipeTransportPower.java:164)
at buildcraft.transport.Pipe.updateEntity(Pipe.java:166)
at buildcraft.transport.TileGenericPipe.g(TileGenericPipe.java:189)
at yc.h(World.java:2153)
at in.h(WorldServer.java:516)
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:680)