Server crashing on boot.

[scdesigns]

Had a great run with the server up until today, seem's to be spitting out this error message;

22:52:51 [sEVERE] java.lang.NullPointerException

22:52:51 [sEVERE] at net.minecraft.server.ItemStack.doMaterialsMatch(ItemS

tack.java:243)

22:52:51 [sEVERE] at ee.TileCondenser.extractItem(TileCondenser.java:539)

22:52:51 [sEVERE] at buildcraft.transport.pipes.PipeItemsWood.checkExtract

(PipeItemsWood.java:111)

22:52:51 [sEVERE] at buildcraft.transport.pipes.PipeItemsWood.doWork(PipeI

temsWood.java:90)

22:52:51 [sEVERE] at buildcraft.transport.TileGenericPipe.doWork(TileGener

icPipe.java:159)

22:52:51 [sEVERE] at buildcraft.api.PowerProvider.update(PowerProvider.jav

a:52)

22:52:51 [sEVERE] at buildcraft.transport.TileGenericPipe.l_(TileGenericPi

pe.java:108)

22:52:51 [sEVERE] at net.minecraft.server.World.tickEntities(World.java:11

82)

22:52:51 [sEVERE] at net.minecraft.server.MinecraftServer.w(MinecraftServe

r.java:534)

22:52:51 [sEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftSer

ver.java:441)

22:52:51 [sEVERE] at net.minecraft.server.ThreadServerApplication.run(Sour

ceFile:465)

22:52:51 [sEVERE] Unexpected exception

java.lang.NullPointerException

at net.minecraft.server.ItemStack.doMaterialsMatch(ItemStack.java:243)

at ee.TileCondenser.extractItem(TileCondenser.java:539)

at buildcraft.transport.pipes.PipeItemsWood.checkExtract(PipeItemsWood.j

ava:111)

at buildcraft.transport.pipes.PipeItemsWood.doWork(PipeItemsWood.java:90

)

at buildcraft.transport.TileGenericPipe.doWork(TileGenericPipe.java:159)

at buildcraft.api.PowerProvider.update(PowerProvider.java:52)

at buildcraft.transport.TileGenericPipe.l_(TileGenericPipe.java:108)

at net.minecraft.server.World.tickEntities(World.java:1182)

at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:534)

at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:441)

at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)

>

Any help is appreciated.

[scdesigns]

Just a bump, still not sure of the error.

Thanks guys.