Wait for the fly view map to be initialized before setting states

src/FlightDisplay/FlightDisplayView.qml

@@ -90,10 +90,12 @@ Item {
             _flightMapContainer.state   = "pipMode"
             _flightVideo.state          = "fullMode"
             //-- Set Map Zoom Level
+            if(mainWindow.flightDisplayMap) {
                 _savedZoomLevel = mainWindow.flightDisplayMap.zoomLevel
                 mainWindow.flightDisplayMap.zoomLevel = _savedZoomLevel - 3
             }
         }
+    }
 
     function setPipVisibility(state) {
         _isPipVisible = state;
@@ -135,10 +137,10 @@ Item {
         }
         onVtolTransitionToFwdFlight:    guidedController.confirmAction(guidedController.actionVtolTransitionToFwdFlight)
         onVtolTransitionToMRFlight:     guidedController.confirmAction(guidedController.actionVtolTransitionToMRFlight)
+        onFlightDisplayMapChanged:      setStates()
     }
 
     Component.onCompleted: {
-        setStates()
         if(QGroundControl.corePlugin.options.flyViewOverlay.toString().length) {
             flyViewOverlay.source = QGroundControl.corePlugin.options.flyViewOverlay
         }