<!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/4.6.6"> </HEAD> <BODY> Le vendredi 21 mars 2014 à 07:37 -0700, slayer69 a écrit : <BLOCKQUOTE TYPE=CITE> is there any solution? </BLOCKQUOTE> What about adding a breakpoint where the free call occurs and having a look at the decoder base class code ? It's your application involved here, you have to make the investigation yourself. Come back when your blocked, Nicolas </BODY> </HTML>