Problem Getting this error when trying to start the server

[drawingkid1313]

It just won't start up. Here's the crash report that was saved.
---- Minecraft Crash Report ----
// Why did you do that?

Time: 12/21/12 10:03 PM
Description: Exception in server tick loop

java.lang.NullPointerException
at ic2.advancedmachines.common.TileEntityAdvancedMachine.operate(TileEntityAdvancedMachine.java:210)
at ic2.advancedmachines.common.TileEntityAdvancedMachine.g(TileEntityAdvancedMachine.java:96)
at xe.h(World.java:2020)
at ie.h(WorldServer.java:463)
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:649)
at hg.r(DedicatedServer.java:241)
at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:585)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:492)
at fp.run(SourceFile:818)

Relevant Details:
- Minecraft Version: 1.4.2
- Operating System: Linux (amd64) version 2.6.32-279.el6.x86_64
- Java Version: 1.7.0_09, Oracle Corporation
- Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
- Memory: 1477419448 bytes (1408 MB) / 2077753344 bytes (1981 MB) up to 2077753344 bytes (1981 MB)
- JVM Flags: 8 total; -Xincgc -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSIncrementalPacing -XXermSize=64m -XX:MaxPermSize=128m -Xmx2048M -Xms2048M
- AABB Pool Size: 2458 (137648 bytes; 0 MB) allocated, 2375 (133000 bytes; 0 MB) used
- FML: ~ERROR~ NullPointerException: null
- Is Modded: Definitely; 'forge,fml'
- Profiler Position: N/A (disabled)
- Vec3 Pool Size: 1815 (101640 bytes; 0 MB) allocated, 1656 (92736 bytes; 0 MB) used
- Player Count: 0 / 16; []
- World world Entities: 0 total; []
- World world Players: 0 total; []
- World world Chunk Stats: ServerChunkCache: 0 Drop: 0
- Type: Dedicated Server

 

[deathbyc4]

remove advanced machines from the mod folder, then boot the server, take it down, then enable the mod again. should work after that. something got into your rotary machine at the time the server shut down probably.

 

[drawingkid1313]

remove advanced machines from the mod folder, then boot the server, take it down, then enable the mod again. should work after that. something got into your rotary machine at the time the server shut down probably.

Thank you very much, I will do that.