handling null zooniverse_subject on manualcorrection delete

UMNLibraries · Jul 3, 2024 · 9dbb2cc · 9dbb2cc
1 parent f546aa0
commit 9dbb2cc
Showing 1 changed file with 7 additions and 4 deletions.
diff --git a/apps/zoon/models.py b/apps/zoon/models.py
@@ -591,14 +591,17 @@ def save(self, *args, **kwargs):
 
 @receiver(models.signals.post_delete, sender=ManualCorrection)
 def model_delete(sender, instance, **kwargs):
-    instance.zooniverse_subject.get_final_values()
-    instance.zooniverse_subject.save()
+    if instance:
+        instance.zooniverse_subject.get_final_values()
+        instance.zooniverse_subject.save()
 
 
 @receiver(models.signals.post_delete, sender=ExtraParcelCandidate)
 def model_delete(sender, instance, **kwargs):
-    instance.zooniverse_subject.get_final_values()
-    instance.zooniverse_subject.save()
+    if instance:
+        instance.zooniverse_subject.get_final_values()
+        instance.zooniverse_subject.save()
+
 
 
 class AllCovenantedDocsManualCovenantManager(models.Manager):