i noticed that this crash was happening because i already had a compiz --replace in session. When i removed it all worked like a charm, and since then have no problems with it ( now i have activated it in Appearance settings Desktop Effects)
i noticed that this crash was happening because i already had a compiz --replace in session. When i removed it all worked like a charm, and since then have no problems with it ( now i have activated it in Appearance settings Desktop Effects)