I am experiencing this too after the update, I have to type in full application names to get the "Run" option, and then there is no icon. Here is my terminal output, but I couldn't find the log file at the location you describe, Chris.
** Attachment added: "gnome-do-output" http://launchpadlibrarian.net/18347607/gnome-do-output -- GNOME Do 0.6.1.0 fails to index launchers (.desktop files) https://bugs.launchpad.net/bugs/280365 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs