> That is for debug only; are those messages at all linked > with the > BadWindow messages? If not they will be removed in > the next SVN commit. They appear many times successively and not associated with any BadWindow messages. They appear only after I log out and exit X. Perhaps such messages should look something like this: [systemtray] Debug test: Clearing area to set background As much as I hate those messages, I would vote to place that item at the top of the to-do list for 3.5.13. I'll submit a priority 1 bug report if you want. Your call.