<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 TRANSITIONAL//EN"> <HTML> <HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=UTF-8"> <META NAME="GENERATOR" CONTENT="GtkHTML/4.6.4"> </HEAD> <BODY> Le vendredi 05 avril 2013 à 13:07 -0700, timothybean a écrit : <BLOCKQUOTE TYPE=CITE> You need to explicitly set elements to the NULL state before dropping the final reference, to allow them to clean up. This problem may also be caused by a refcounting bug in the application or some element. </BLOCKQUOTE> This error message is exactly what I would have said. regards, Nicolas </BODY> </HTML>