What i did was to change sources from sid to lenny . These have solved my trouble
Code:
deb http://ftp.debian.org/debian/ lenny main contrib non-free
deb-src http://ftp.debian.org/debian/ lenny main contrib non-free
deb http://www.debian-multimedia.org lenny main
deb http://security.debian.org/ lenny/updates main contrib
deb-src http://security.debian.org/ lenny/updates main contrib