d

Store/HydrusNetwork.py

@@ -1643,9 +1643,18 @@ class HydrusNetwork(Store):
             if not incoming_tags:
                 return True
 
-            try:
-                existing_tags, _src = self.get_tag(file_hash)
-            except Exception:
+            existing_tags = kwargs.get("existing_tags")
+            if existing_tags is None:
+                try:
+                    existing_tags, _src = self.get_tag(file_hash)
+                except Exception:
+                    existing_tags = []
+            if isinstance(existing_tags, (list, tuple, set)):
+                existing_tags = [
+                    str(t).strip().lower() for t in existing_tags
+                    if isinstance(t, str) and str(t).strip()
+                ]
+            else:
                 existing_tags = []
 
             from SYS.metadata import compute_namespaced_tag_overwrite