Im on my mac and when i run my start.command it says Last login: Sat Nov 1 16:12:59 on ttys000 Swerves-iMac:~ Swerve$ /Users/Swerve/Desktop/1.7\ Server/start.command ; exit; Failed to load Main-Class manifest attribute from craftbukkit.jar logout [Process completed] Im running the latest Craftbukkit 1.7.9, It worked when i used 1.7.2 but no other!!!