diff --git a/app/utils/grew_utils.py b/app/utils/grew_utils.py
index 7a65296..20ce305 100644
--- a/app/utils/grew_utils.py
+++ b/app/utils/grew_utils.py
@@ -560,8 +560,8 @@ def format_trees_new(m, trees, is_package: bool = False):
         if sent_id not in trees[sample_name]:
             try: 
                 sentence_json = sentenceConllToJson(conll)
-            except ValueError:
-                abort(400, 'The result of your query can not be processed by ArboratorGrew')
+            except Exception as e:
+                abort(400, 'The result of your query can not be processed by ArboratorGrew beacuse: {}'.format(str(e)))
                 
             sentence_text = constructTextFromTreeJson(sentence_json["treeJson"])
             trees[sample_name][sent_id] = {