My Xref Manager is missing, and I can't find it anywhere. When I click on the Xref button toggle the command line indicates that the xref manager is opening and closing, but it doesn't appear on the screen. It's name doesn't appear on any of the docked palettes. I've tried using alternative workspaces, hoping that the location of a xref-manager might be reset in alternate workspaces, without success. I've even tried placing a secondary monitor around the screen to see if it is just out of