ive just installed yum-1.0.3-1_73.noarch.rpm on our RHEL2.1 server, but when i try to run "yum check-update" i get the following error. # yum check-update Gathering package information from servers Getting headers from: Red Hat Linux Null base Traceback (innermost last): File "/usr/bin/yum", line 44, in ? yummain.main(sys.argv[1:]) File "yummain.py", line 144, in main File "clientStuff.py", line 688, in get_package_info_from_servers File "clientStuff.py", line 128, in HeaderInfoNevralLoad ValueError: unpack list of wrong size am i doing something wrong here? im new to yum and redhat and havnt really found any information that is useful, i appoligize if this has been asked before. Nick