I also have this same problem and I have 14.04. if I use terminal to launch the software-center I see this message when I try to install a new package :
$ ... Message: console message: https://login.ubuntu.com/pt/+openid @mynumber: SyntaxError: Unexpected token ',' Maybe is a problem caused by Ubuntu One (recent changes) . Thanks. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1413665 Title: Bad Request - Bad bot, go away! Request aborted. To manage notifications about this bug go to: https://bugs.launchpad.net/software-center/+bug/1413665/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs