--- rpl/src/instructions_d5.c	2019/01/01 09:02:57	1.164
+++ rpl/src/instructions_d5.c	2019/02/06 14:23:26	1.166
@@ -1,6 +1,6 @@
 /*
 ================================================================================
-  RPL/2 (R) version 4.1.30
+  RPL/2 (R) version 4.1.31
   Copyright (C) 1989-2019 Dr. BERTRAND Joël
 
   This file is part of RPL/2.
@@ -2801,6 +2801,7 @@ instruction_detach(struct_processus *s_e
 	}
 	else
 	{
+		deverrouillage_threads_concurrents(s_etat_processus);
 		(*s_etat_processus).erreur_systeme = d_es_processus;
 		return;
 	}