No more hang ups after compiling the latest version of xfce4-appfinder from git. I assume that the migration to GDBus resolved this issue:
http://git.xfce.org/xfce/xfce4-appfinder/commit/?id=4a065a10945c72c985e254ff1ef13df188f3e11e Xubuntu 13.10 Beta 2 ** Summary changed: - xfrun4 launches very slowly + xfce4-appfinder launches very slowly -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1048805 Title: xfce4-appfinder launches very slowly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xfce4-appfinder/+bug/1048805/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs