Fixing restart issue

src/services/activityService.ts

@@ -117,7 +117,7 @@ export class ActivityService {
       let currentOtherState: IActivityState =
         this._stateDataProvider.states[controlUnitKey]!;
 
-      if (!currentOtherState) {
+      if (!currentOtherState || !currentOtherState.currentActivity) {
         return devicesToTurnOn;
       }