trying to debug crashing db

core/models/caves.py

@@ -717,10 +717,12 @@ def GetCaveLookup():
         Gcave_count.pop(d) # so should not get a duplicate msg below..
         ldup.append(d)
     if ldup:
-            message = f" - Ambiguous aliases removed: {ldup}"
+            message = f" - Ambiguous aliases being removed: {ldup}"
             print(message)
+            update_dataissue("aliases ok", message)
                 DataIssue.objects.update_or_create(parser="aliases ok", message=message)
                 
+
     for c in Gcave_count:
         if Gcave_count[c] > 1:
             message = f" ** Duplicate cave id count={Gcave_count[c]} id:'{Gcavelookup[c]}' cave __str__:'{c}'"
@@ -728,3 +730,19 @@ def GetCaveLookup():
             DataIssue.objects.update_or_create(parser="aliases", message=message)
  
     return Gcavelookup
+
+def update_dataissue(parsercode, message):
+    try:
+        DataIssue.objects.update_or_create(parser=parsercode, message=message)
+    except:
+        # Complete bollocks, but MariaDB barfs when it shouldn't : Django 3.2
+        issues = DataIssue.objects.filter(parser=parsercode, message=message)
+
+        print(f" # EXCEPTION looking for DataIssue '{parsercode}' {message})")
+        if len(issues) > 1:
+            print(f" # MULTIPLE  DataIssues '{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
+        issue[0].message = message
+        issue[0].save()