When i launch the server i get this error:
2013-09-17 20:44:09 [INFO] [ForgeModLoader] Forge Mod Loader version 5.2.23.657 for Minecraft 1.5.2 loading
2013-09-17 20:44:09 [INFO] [ForgeModLoader] Java is Java HotSpot(TM) 64-Bit Server VM, version 1.7.0_25, running on Windows 7:amd64:6.1...