Skip if metadata_item is None

Author: Deepthi-Chand

search/documents/dataset_document.py

@@ -135,6 +135,10 @@ def prepare_metadata(self, instance: Dataset) -> List[Dict[str, Any]]:
         """Preprocess comma-separated metadata values into arrays."""
         processed_metadata: List[Dict[str, Any]] = []
         for meta in instance.metadata.all():  # type: DatasetMetadata
+            # Skip if metadata_item is None (orphaned metadata)
+            if not meta.metadata_item:
+                continue
+
             value_list = (
                 [val.strip() for val in meta.value.split(",")]
                 if "," in meta.value

search/documents/usecase_document.py

@@ -145,6 +145,10 @@ def prepare_metadata(self, instance: UseCase) -> List[Dict[str, Any]]:
         """Preprocess comma-separated metadata values into arrays."""
         processed_metadata: List[Dict[str, Any]] = []
         for meta in instance.metadata.all():  # type: UseCaseMetadata
+            # Skip if metadata_item is None (orphaned metadata)
+            if not meta.metadata_item:
+                continue
+
             value_list = (
                 [val.strip() for val in meta.value.split(",")]
                 if "," in meta.value