Symptom:
Jabber video window cannot be restored after being minimised.

Conditions:
REPRODUCIBLE on eg version 10.5.0 (188452). Reported by Kian on behalf of Ty Thorsen.

STEPS
In J4M preferences, check Keep phone window on top...checkbox under Calls->Advanced
In Apple menu->Dock Preference, check ?Minimize windows into application icon? checkbox
Place a call in J4M
Minimize call window (it will minimize into the J4M app icon)
Try to restore call window by control-clicking the icon and selecting call window or by selecting from top right J4M app menu.
ACTUAL RESULT
 The call window restores but then immediately disappears from view. Although the call is still active, we are unable to find the call window.