id summary reporter owner description type status priority milestone component version severity resolution keywords cc 251 MDI window rollup cannot be undone Dmitry A. Kuminov "MDI windows in Qt have a title bar button that allows to roll them up. However, if you press this button for the second time, the window does not roll down to its original position. You can observe this behavior in e.g. Designer (form windows)." defect new major General 4.6.3 low