more fix

core/models/caves.py

@@ -742,5 +742,9 @@ def update_dataissue(parsercode, message):
             for s in issues:
                 print(f" # {s.id=} DataIssues '{parsercode}' {message}") # .id is Django internal field, not one of ours
         message = "#2 " + message
-        issues[0].message = message
-        issues[0].save()
+        if len(issues) > 0:
+            i = issues[0]
+            i.message = message
+            i.save()
+        else:
+            DataIssue.objects.create(parser=parsercode, message=message)