I discovered some more info on this. It seems that the manager only hangs when the auto detect fails. I tried two printers on the desktop and one was an HP that got picked up right away and another was a Lexmark that was not detected, it only hung when it couldn't detect the printer.
-- gnome-cups-icon uses 100% CPU https://launchpad.net/bugs/44196 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs