Check this out: # ./bin/yum install tkinter Gathering header information file(s) from server(s) Server: Red Hat Linux 8.0 - i386 - Base Server: Red Hat Linux 8.0 - Updates Finding updated packages Downloading needed headers Resolving dependencies .package tkinter needs libtix.so.0 (not provided) (BTW: libtix.so.0 is provided by tix-8.2.0b1-74) # ./bin/yum list tix Gathering header information file(s) from server(s) Server: Red Hat Linux 8.0 - i386 - Base Server: Red Hat Linux 8.0 - Updates Finding updated packages Downloading needed headers Looking in Available Packages: Name Arch Version Repo --------------------------------------------------------------------------------tix i386 8.2.0b1-74 base Looking in Installed Packages: Name Arch Version Repo -------------------------------------------------------------------------------- I then went and 'yum install tix', and the 'yum install tkinter' and everything worked. The host system is RedHat8, rpm-4.1-1.06 (pretty standard) tested against yum-2.0-1 and yum-2.0.2. I am hitting the default duke repository. Any ideas? Bugziller: https://devel.linux.duke.edu/bugzilla/show_bug.cgi?id=112 Greg -- Greg M. Kurtzer, CSE: Linux cluster specialist Lawrence Berkeley National Laboratory Contact: O=510.495.2307, P=510.448.4540, M=510.928.9953 1 Cyclotron Road #90-1116, Berkeley, CA 94720 http://www.lbl.gov, http://scs.lbl.gov/, http://lug.lbl.gov/ Email: GMKurtzer_at_lbl.gov, Text: 5109289953_at_mobileatt.net