From f8d6fed06e68cd909174d5bf595d62266d38033b Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Mon, 18 Mar 2024 23:09:23 +1100
Subject: [PATCH] Error handling fix (#6741) (#6744)

* Handle case where error message is *not* a dict

* Encode as list

(cherry picked from commit ca8f0cee9f5009e0f28a4b9a46924cdbdcac65a0)

Co-authored-by: Oliver <oliver.henry.walters@gmail.com>
---
 InvenTree/InvenTree/serializers.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/InvenTree/InvenTree/serializers.py b/InvenTree/InvenTree/serializers.py
index 4745647ea5..3b4978d15d 100644
--- a/InvenTree/InvenTree/serializers.py
+++ b/InvenTree/InvenTree/serializers.py
@@ -352,7 +352,12 @@ class InvenTreeModelSerializer(serializers.ModelSerializer):
         try:
             instance.full_clean()
         except (ValidationError, DjangoValidationError) as exc:
-            data = exc.message_dict
+            if hasattr(exc, 'message_dict'):
+                data = exc.message_dict
+            elif hasattr(exc, 'message'):
+                data = {'non_field_errors': [str(exc.message)]}
+            else:
+                data = {'non_field_errors': [str(exc)]}
 
             # Change '__all__' key (django style) to 'non_field_errors' (DRF style)
             if '__all__' in data: