Well, After a long time with this probleme I can say it could be because my disk is an xfs drive, according to this there is a problem since 2005 !!!
http://bugzilla.gnome.org/show_bug.cgi?id=363400
Well,
After a long time with this probleme I can say it could be because my disk is an xfs drive, according to this there is a problem since 2005 !!!
http:// bugzilla. gnome.org/ show_bug. cgi?id= 363400