Fix: affichage cursus BUT si un sem n'a pas de ref. comp.

app/but/cursus_but.py

@@ -92,8 +92,11 @@ class EtudCursusBUT:
             [
                 ins
                 for ins in etud.formsemestre_inscriptions
-                if ins.formsemestre.formation.referentiel_competence.id
-                == formation.referentiel_competence.id
+                if ins.formsemestre.formation.referentiel_competence
+                and (
+                    ins.formsemestre.formation.referentiel_competence.id
+                    == formation.referentiel_competence.id
+                )
             ],
             key=lambda s: (s.formsemestre.semestre_id, s.formsemestre.date_debut),
         )

sco_version.py

@@ -1,7 +1,7 @@
 # -*- mode: python -*-
 # -*- coding: utf-8 -*-
 
-SCOVERSION = "9.4.27"
+SCOVERSION = "9.4.28"
 
 SCONAME = "ScoDoc"