The server keeps crashing randomly please can someone help? the crash log:
2014-04-15 10:54:10 [SEVERE] Encountered an unexpected exception NullPointerException
java.lang.NullPointerException
at thermalexpansion.part.conduit.item.ConduitItem.cacheRoutes(ConduitItem.java:575)
at thermalexpansion.part.conduit.item.TravelingItem.bounceItem(TravelingItem.java:131)
at thermalexpansion.part.conduit.item.TravelingItem.tickForward(TravelingItem.java:71)
at thermalexpansion.part.conduit.item.ConduitItem.tickItems(ConduitItem.java:211)
at thermalexpansion.part.conduit.item.ConduitItem.doOutput(ConduitItem.java:104)
at thermalexpansion.part.conduit.item.GridItem.doGridUpdate(GridItem.java:67)
at thermalexpansion.part.conduit.GridTickHandler.tickEnd(GridTickHandler.java:75)
at cpw.mods.fml.common.SingleIntervalHandler.tickEnd(SingleIntervalHandler.java:34)
at cpw.mods.fml.common.FMLCommonHandler.tickEnd(FMLCommonHandler.java:141)
at cpw.mods.fml.common.FMLCommonHandler.onPostServerTick(FMLCommonHandler.java:274)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:622)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)
2014-04-15 10:54:10 [SEVERE] Encountered an unexpected exception NullPointerException
java.lang.NullPointerException
at thermalexpansion.part.conduit.item.ConduitItem.cacheRoutes(ConduitItem.java:575)
at thermalexpansion.part.conduit.item.TravelingItem.bounceItem(TravelingItem.java:131)
at thermalexpansion.part.conduit.item.TravelingItem.tickForward(TravelingItem.java:71)
at thermalexpansion.part.conduit.item.ConduitItem.tickItems(ConduitItem.java:211)
at thermalexpansion.part.conduit.item.ConduitItem.doOutput(ConduitItem.java:104)
at thermalexpansion.part.conduit.item.GridItem.doGridUpdate(GridItem.java:67)
at thermalexpansion.part.conduit.GridTickHandler.tickEnd(GridTickHandler.java:75)
at cpw.mods.fml.common.SingleIntervalHandler.tickEnd(SingleIntervalHandler.java:34)
at cpw.mods.fml.common.FMLCommonHandler.tickEnd(FMLCommonHandler.java:141)
at cpw.mods.fml.common.FMLCommonHandler.onPostServerTick(FMLCommonHandler.java:274)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:622)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)