hi i am trying to install mplayer on fc4 using yum using this command yum -y install mplayer mplayer-skins mplayer-fonts but it gives me this error : Downloading Packages: warning: rpmts_HdrFromFdno: Header V3 DSA signature: NOKEY, key ID e42d547b public key not available for xvidcore-1.0.3-1.2.fc4.i386.rpm can anyone tell me what may cause this problem plz any help would be appreciated thanks -- Ahmed Abdel-Aliem Web Developer www.ApexScript.com 0101108551 registered Linux user number 382789