diff --git a/app/comp/moy_mod.py b/app/comp/moy_mod.py
index bf4afe7a..f79982f7 100644
--- a/app/comp/moy_mod.py
+++ b/app/comp/moy_mod.py
@@ -233,6 +233,8 @@ class ModuleImplResultsAPC(ModuleImplResults):
         assert evals_poids_df.shape[0] == nb_evals  # compat notes/poids
         if nb_etuds == 0:
             return pd.DataFrame(index=[], columns=evals_poids_df.columns)
+        if nb_ues == 0:
+            return pd.DataFrame(index=self.evals_notes.index, columns=[])
         evals_coefs = self.get_evaluations_coefs(moduleimpl)
         evals_poids = evals_poids_df.values * evals_coefs
         # -> evals_poids shape : (nb_evals, nb_ues)