diff --git a/gestion/lock.py b/gestion/lock.py
index 52235e5c..76aab76e 100755
--- a/gestion/lock.py
+++ b/gestion/lock.py
@@ -20,7 +20,14 @@ def wait_lock(lock_name, lock_comment='', d=None):
     """
     from twisted.internet import reactor, defer
     try:
-        make_lock(lock_name, lock_comment, nowait=1, quiet=True)
+        try:
+            make_lock(lock_name, lock_comment, nowait=1, quiet=True)
+        except:
+            print "Probleme lors de l'obtention du lock..."
+            # On a sans doute pas le lock et c'est pas moi qui me tape
+            # à debugguer les trucs à Fred.
+            raise AssertionError
+
         # On a le lock
         if not d:
             # On est en mode synchrone