MAINT: Add error handling for ImpossibleMergeErrors

src/caoscrawler/crawl.py

@@ -1114,6 +1114,14 @@ def crawler_main(crawled_directory_path: str,
         logger.error(err)
         _update_status_record(crawler.run_id, 0, 0, status="FAILED")
         return 1
+    except ImpossibleMergeError as err:
+        logger.debug(traceback.format_exc())
+        logger.error(
+            "Encountered conflicting information when creating Records from the crawled "
+            f"data:\n\n{err}"
+        )
+        _update_status_record(crawler.run_id, 0, 0, status="FAILED")
+        return 1
     except TransactionError as err:
         logger.debug(traceback.format_exc())
         logger.error(err)