From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20020809
Description of problem:
The keybinding properties for window manager keys are all invalid utf-8 in the
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Start keybinding properties
metacity.schemas seems to validate OK with iconv, I'm not sure what's going on.
Should be fixed in metacity 22.214.171.124-1
Fix confirmed with metacity-126.96.36.199-4.