Hi, after updating from FC4 to FC5, I have problems to update my system: yum update Setting up Update Process Setting up repositories core [1/3] Cannot find a valid baseurl for repo: core Error: Cannot find a valid baseurl for repo: core Addtitionally, I removed all yum files/dirs in /etc and reinstalled yum, but nothing helped. Always getting the same error msg. /etc/yum.conf: #====================================================== [main] cachedir=/var/cache/yum debuglevel=2 logfile=/var/log/yum.log pkgpolicy=newest distroverpkg=redhat-release tolerant=1 exactarch=1 retries=20 obsoletes=1 gpgcheck=1 exclude=kernel* #======================================================== Any help appreciated. Regards -- Joachim Backes <joachim.backes@xxxxxxxxxxxxxx> University of Kaiserslautern,Computer Center [RHRK], Systems and Operations, High Performance Computing, D-67653 Kaiserslautern, PO Box 3049, Germany -------------------------------------------------- Phone: +49-631-205-2438, FAX: +49-631-205-3056 http://hlrwm.rhrk.uni-kl.de/home/staff/backes.html