fix alerts

rowers/tasks.py

@@ -408,7 +408,11 @@ def handle_c2_sync(workoutid, url, headers, data, debug=False, **kwargs):
     s = response.json()
     c2id = s['data']['id']
 
-    workout = Workout.objects.get(id=workoutid)
+    try:
+        workout = Workout.objects.get(id=workoutid)
+    except Workout.DoesNotExist:
+        return 0
+
     workout.uploadedtoc2 = c2id
     workout.save()
 
@@ -492,7 +496,11 @@ def handle_strava_sync(stravatoken, workoutid, filename, name, activity_type, de
         failed = True
 
     if not failed:
-        workout = Workout.objects.get(id=workoutid)
+        try:
+            workout = Workout.objects.get(id=workoutid)
+        except Workout.DoesNotExist:
+            return 0
+        
         workout.uploadedtostrava = res.id
         workout.save()
         try: