diff --git a/app/scodoc/sco_edit_ue.py b/app/scodoc/sco_edit_ue.py
index fd25e5da3f..4c0a8ef59f 100644
--- a/app/scodoc/sco_edit_ue.py
+++ b/app/scodoc/sco_edit_ue.py
@@ -156,6 +156,8 @@ def do_ue_delete(ue_id, delete_validations=False, force=False):
     from app.scodoc import sco_parcours_dut
 
     ue = UniteEns.query.get_or_404(ue_id)
+    formation_id = ue.formation_id
+    semestre_idx = ue.semestre_idx
     if not can_delete_ue(ue):
         raise ScoNonEmptyFormationObject(
             "UE",
@@ -163,8 +165,8 @@ def do_ue_delete(ue_id, delete_validations=False, force=False):
             dest_url=url_for(
                 "notes.ue_table",
                 scodoc_dept=g.scodoc_dept,
-                formation_id=ue.formation_id,
-                semestre_idx=ue.semestre_idx,
+                formation_id=formation_id,
+                semestre_idx=semestre_idx,
             ),
         )
 
@@ -187,13 +189,13 @@ def do_ue_delete(ue_id, delete_validations=False, force=False):
             cancel_url=url_for(
                 "notes.ue_table",
                 scodoc_dept=g.scodoc_dept,
-                formation_id=ue.formation_id,
-                semestre_idx=ue.semestre_idx,
+                formation_id=formation_id,
+                semestre_idx=semestre_idx,
             ),
             parameters={"ue_id": ue.id, "dialog_confirmed": 1},
         )
     if delete_validations:
-        log("deleting all validations of UE %s" % ue.id)
+        log(f"deleting all validations of UE {ue.id}")
         ndb.SimpleQuery(
             "DELETE FROM scolar_formsemestre_validation WHERE ue_id=%(ue_id)s",
             {"ue_id": ue.id},
@@ -215,10 +217,10 @@ def do_ue_delete(ue_id, delete_validations=False, force=False):
     # utilisé: acceptable de tout invalider):
     sco_cache.invalidate_formsemestre()
     # news
-    F = sco_formations.formation_list(args={"formation_id": ue.formation_id})[0]
+    F = sco_formations.formation_list(args={"formation_id": formation_id})[0]
     ScolarNews.add(
         typ=ScolarNews.NEWS_FORM,
-        obj=ue.formation_id,
+        obj=formation_id,
         text=f"Modification de la formation {F['acronyme']}",
         max_frequency=10 * 60,
     )
@@ -228,8 +230,8 @@ def do_ue_delete(ue_id, delete_validations=False, force=False):
             url_for(
                 "notes.ue_table",
                 scodoc_dept=g.scodoc_dept,
-                formation_id=ue.formation_id,
-                semestre_idx=ue.semestre_idx,
+                formation_id=formation_id,
+                semestre_idx=semestre_idx,
             )
         )
     return None