diff --git a/core/models/caves.py b/core/models/caves.py
index 84ce88e..7220ee2 100644
--- a/core/models/caves.py
+++ b/core/models/caves.py
@@ -732,6 +732,9 @@ def GetCaveLookup():
 def update_dataissue(parsercode, message):
     try:
         DataIssue.objects.update_or_create(parser=parsercode, message=message)
+    except DataIssue.DataError:
+        # bollocks, swallow this.
+        pass
     except:
         # Complete bollocks, but MariaDB barfs when it shouldn't : Django 3.2
         issues = DataIssue.objects.filter(parser=parsercode, message=message)