dont run task when trigger was deleted

app/src/main/java/ca/pkay/rcloneexplorer/Services/TriggerService.java

@@ -167,11 +167,7 @@ private PendingIntent getIntent(long triggerId){
         i.putExtra(TRIGGER_ID, triggerId);
 
         // Todo: Beacause of the long to int cast, this may fail when the user has more than Integer.MAX tasks.
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
-            return PendingIntent.getBroadcast(context, (int) triggerId, i, PendingIntent.FLAG_UPDATE_CURRENT ^ PendingIntent.FLAG_IMMUTABLE);
-        } else {
-            return PendingIntent.getBroadcast(context, (int) triggerId, i, PendingIntent.FLAG_UPDATE_CURRENT);
-        }
+        return PendingIntent.getBroadcast(context, (int) triggerId, i, PendingIntent.FLAG_UPDATE_CURRENT ^ PendingIntent.FLAG_IMMUTABLE);
     }
 
     @Override
@@ -181,7 +177,13 @@ public int onStartCommand(Intent intent, int flags, int startId) {
         this.dbHandler = new DatabaseHandler(getBaseContext());
         this.context = getBaseContext();
         Trigger t = dbHandler.getTrigger(id);
-        //Todo: Handle case when t is not defined because the trigger was deleted but scheduled
+
+        // this can happen if the trigger was scheduled, but then deleted.
+        if(t == null) {
+            stopForeground(true);
+            return Service.START_NOT_STICKY;
+        }
+
         startTask(t);
         queueSingleTrigger(t);
         stopForeground(true);