diff --git a/app/scodoc/pe_jurype.py b/app/scodoc/pe_jurype.py
index 5aee97f9..ce3a43fd 100644
--- a/app/scodoc/pe_jurype.py
+++ b/app/scodoc/pe_jurype.py
@@ -487,9 +487,15 @@ class JuryPE(object):
 
         # if PETable.AFFICHAGE_DEBUG_PE == True : pe_tools.pe_print("     derniere inscription = ", lastDateSem)
         semestresDeScoDoc = sco_formsemestre.do_formsemestre_list()
-        semestresSuperieurs = [
-            sem for sem in semestresDeScoDoc if sem["semestre_id"] > sonDernierSidValide
-        ]  # Semestre de rang plus élevé que son dernier sem valide
+        if sonDernierSidValide is None:
+            # si l'étudiant n'a validé aucun semestre, les prend tous ? (à vérifier)
+            semestresSuperieurs = semestresDeScoDoc
+        else:
+            semestresSuperieurs = [
+                sem
+                for sem in semestresDeScoDoc
+                if sem["semestre_id"] > sonDernierSidValide
+            ]  # Semestre de rang plus élevé que son dernier sem valide
         datesDesSemestresSuperieurs = [
             pe_tagtable.conversionDate_StrToDate(sem["date_debut"])
             for sem in semestresSuperieurs
diff --git a/app/scodoc/pe_semestretag.py b/app/scodoc/pe_semestretag.py
index 286c7cd9..80e25620 100644
--- a/app/scodoc/pe_semestretag.py
+++ b/app/scodoc/pe_semestretag.py
@@ -280,8 +280,8 @@ class SemestreTag(pe_tagtable.TableTag):
                     modprec_id = modimpl_prec[0]["moduleimpl_id"]
                     moy_ue_capitalisee = get_moy_ue_from_nt(nt_prec, etudid, modprec_id)
                     if (
-                        moy_ue_actuelle >= moy_ue_capitalisee
-                    ):  # on prend la meilleure ue
+                        moy_ue_capitalisee is None
+                    ) or moy_ue_actuelle >= moy_ue_capitalisee:  # on prend la meilleure ue
                         note = self.nt.get_etud_mod_moy(
                             modimpl_id, etudid
                         )  # lecture de la note
diff --git a/app/scodoc/pe_tagtable.py b/app/scodoc/pe_tagtable.py
index 850832b9..dbc6bf03 100644
--- a/app/scodoc/pe_tagtable.py
+++ b/app/scodoc/pe_tagtable.py
@@ -179,7 +179,9 @@ class TableTag(object):
 
             # Calcule les rangs
             lesMoyennesTriees = sorted(
-                listMoyEtCoeff, reverse=True, key=lambda col: col[0]
+                listMoyEtCoeff,
+                reverse=True,
+                key=lambda col: col[0] or 0,  # remplace les None par des zéros
             )  # triées
             self.rangs[tag] = notes_table.comp_ranks(lesMoyennesTriees)  # les rangs
 
diff --git a/app/views/notes.py b/app/views/notes.py
index 0c7c57a4..9045a94d 100644
--- a/app/views/notes.py
+++ b/app/views/notes.py
@@ -2357,7 +2357,12 @@ sco_publish(
     sco_poursuite_dut.formsemestre_poursuite_report,
     Permission.ScoView,
 )
-sco_publish("/pe_view_sem_recap", pe_view.pe_view_sem_recap, Permission.ScoView)
+sco_publish(
+    "/pe_view_sem_recap",
+    pe_view.pe_view_sem_recap,
+    Permission.ScoView,
+    methods=["GET", "POST"],
+)
 sco_publish(
     "/report_debouche_date", sco_debouche.report_debouche_date, Permission.ScoView
 )