Missing required argument

When I try to log in to the storage locker I get a missing required argument error, and it refuses to log in.
I have a NON-rooted htc magic phone

I'm not sure exactly what

I'm not sure exactly what this problem is, but we did a number of fixes to the storage locker for SAM 2.9. Can you verify if the problem goes away with 2.9?

Try latest version of SAM

Kindly try latest version of SAM 3.x as these issues with Storage Locker
have been resolved.