--- rpl/src/instructions_s1.c	2011/04/13 08:32:12	1.23.2.2
+++ rpl/src/instructions_s1.c	2011/04/13 17:43:14	1.23.2.3
@@ -3306,6 +3306,20 @@ instruction_sto(struct_processus *s_etat
 		}
 		else
 		{
+			if ((*s_etat_processus).autorisation_nom_implicite == 'N')
+			{
+				if ((*s_etat_processus).s_liste_variables[(*s_etat_processus)
+						.position_variable_courante].niveau == 1)
+				{
+					liberation(s_etat_processus, s_objet_1);
+					liberation(s_etat_processus, s_objet_2);
+
+					(*s_etat_processus).erreur_execution =
+							d_ex_creation_variable_globale;
+					return;
+				}
+			}
+
 			liberation(s_etat_processus,
 					(*s_etat_processus).s_liste_variables[(*s_etat_processus)
 					.position_variable_courante].objet);