Created Issue: FoxTabs - Issue [33774]

To reproduce this :

1. Start VFP9
2. RightClick on TitleBar of Command Window and UnCheck Dockable.
3. Restart VFP9
4. Start Foxtabs (DO C:\Program Files\Microsoft Visual FoxPro 9\Thor\Tools\Apps\FoxTabs\FoxTabs.app)
5. Open a Form (Modify form test2)
6. Now in Foxtabs "Click options arrow and click Close All" or in Foxtabs RightClick on 'Form Designer test2.scx' and Click Close All"


and VFP9 started blinking continuously, we can not do nothing only Ctrl+Alt+Delete to close the VFP9.

Warm regards,
mk.