A fresh install of 14.04 with KDE installed yields the following error:
[...]
Jan 8 13:58:19 linuxtest4 console-kit-daemon[1969]: GLib-CRITICAL: Source ID 20 was not found when attempting to remove it
Jan 8 14:41:34 linuxtest4 console-kit-daemon[1969]: GLib-CRITICAL: Source ID 39 was not found when attempting to remove it
Jan 8 14:43:18 linuxtest4 console-kit-daemon[1969]: GLib-CRITICAL: Source ID 13 was not found when attempting to remove it
Jan 8 14:43:18 linuxtest4 console-kit-daemon[1969]: GLib-CRITICAL: Source ID 13 was not found when attempting to remove it
Jan 8 14:43:20 linuxtest4 console-kit-daemon[1969]: GLib-CRITICAL: Source ID 61 was not found when attempting to remove it
Jan 8 14:43:36 linuxtest4 console-kit-daemon[1969]: GLib-CRITICAL: Source ID 54 was not found when attempting to remove it
[...]
which tends to spam to stdout/stderr and syslog, which is rather annoying. It seems to trigger whenever I connect to the box via ssh. Any pointers on how to fix the problem would be much appreciated.