diff --git a/src/caosadvancedtools/crawler.py b/src/caosadvancedtools/crawler.py
index 334f98488443b5a8ebea0167f288a8a1aea447b7..449b96ce9fd9fc0bb941a4e51ca671ef9aed3ce2 100644
--- a/src/caosadvancedtools/crawler.py
+++ b/src/caosadvancedtools/crawler.py
@@ -36,6 +36,8 @@ match. This occurs in basically three steps:
 """
 
 
+import traceback
+
 import caosdb as db
 from caosdb.exceptions import TransactionError
 
@@ -92,6 +94,7 @@ class Crawler(object):
                         cfood.update_identifiables()
                         cfood.push_identifiables_to_CaosDB()
                     except Exception as e:
+                        traceback.print_exc()
                         print(e)
 
     @staticmethod