When I try to create a new world in eclipse the menu just says loading world, converting world and I have no idea why

 

2013-05-21 12:05:10 [iNFO] [sTDERR] java.lang.NullPointerException
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at net.minecraft.server.MinecraftServer.saveAllWorlds(MinecraftServer.java:330)
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at net.minecraft.server.MinecraftServer.stopServer(MinecraftServer.java:378)
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at net.minecraft.server.integrated.IntegratedServer.stopServer(IntegratedServer.java:240)
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:522)
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
2013-05-21 12:05:10 [sEVERE] [ForgeModLoader] Fatal errors were detected during the transition from SERVER_ABOUT_TO_START to SERVER_STOPPED. Loading cannot continue
2013-05-21 12:05:10 [sEVERE] [ForgeModLoader] 
mcp{7.44} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
FML{5.2.2.684} [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
Forge{7.8.0.684} [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
AssassinHero_ParallelWorlds{1.0} [ParallelWorlds] (bin) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
2013-05-21 12:05:10 [sEVERE] [ForgeModLoader] The ForgeModLoader state engine has become corrupted. Probably, a state was missed by and invalid modification to a base classForgeModLoader depends on. This is a critical error and not recoverable. Investigate any modifications to base classes outside ofForgeModLoader, especially Optifine, to see if there are fixes available.
2013-05-21 12:05:10 [iNFO] [sTDERR] Exception in thread "Server thread" java.lang.RuntimeException: The ForgeModLoader state engine is invalid
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at cpw.mods.fml.common.LoadController.transition(LoadController.java:134)
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at cpw.mods.fml.common.Loader.serverStopped(Loader.java:800)
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at cpw.mods.fml.common.FMLCommonHandler.handleServerStopped(FMLCommonHandler.java:468)
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:531)
2013-05-21 12:05:10 [iNFO] [sTDERR] 	at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)

 

 

That is the error I get but I cant see the modification in the base forge class and I don't know what to do. Any help here?

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Why are you using mcp 7.44? It is designed for minecraft 1.5.1 and your forge is for 1.5.2

Why are you using mcp 7.44? It is designed for minecraft 1.5.1 and your forge is for 1.5.2

 

That's strange. I just updated mcp

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