Google Product Forums
Re: Why do I get "Server rejected" messages when I try to upload my pictures?
Aug 4, 2011 5:07 PM
Posted in group:
Picasa Web Albums
Follow the step of @ErwinV, I upgraded my storage to 20GB for $5 and the problem was solved.
It should be something like "rebooting the pc" which solve the issue.
Hope Google can fix the problem permanently as soon as possible.