Application loader error message (iPhone)

开发者_运维问答Application loader is giving me this error when uploading an app to the AppStore:

Missing argument for option: p

What could it be?

This sounds like a bug in the APplication Loader. Be sure you have the very latest version (Apple does update it periodically).

It is very possible that the Application Loadeer does not deal well with 'special' characters in usernames and passwords. I've read about a case where people ran into similar issues where the password contained a single or double quote. (', ")