"Both RIM and your carrier?" I'd believe you if you said your carrier couldn't help. Error 507 simply means the OS needs to be installed and I'm sure anyone at RIM would have known that.
For the 9530 go here:
http://www.blackberryforums.com/gene...ilanguage.html
For the 9550 go here:
http://www.blackberryforums.com/gene...0-0-607-a.html