When having multiple windows open, user cannot retrieve the list of current windows under the Window Menu.
1) Right-click at the gray area near the Help Menu and select Customize.
2) Select the Commands tab.
3) Choose Window from the Categories List.
4) Drag the list of current windows to Window Menu.
1) Close Toad.
2) Rename the desktops.xml file to desktopsold.xml. (File is located in the Toad for Oracle directory)
3) Launch Toad and try to replicate.