Thank you for your bug report. Please run "xprop 2>&1 | tee xprop.log". The cursor should turn in to a crosshair, which you should use to click on an empty space in the panel. Once you've done this, please attach the log file to this bug report.
Thank you for your bug report. Please run "xprop 2>&1 | tee xprop.log". The cursor should turn in to a crosshair, which you should use to click on an empty space in the panel. Once you've done this, please attach the log file to this bug report.