Craig Goodyear said: > Does anyone have a potential solution or a starting place for resolution? > I have appended the output generated when trying to run up2date. Please > help, I'm stuck. > > Fetching package list for channel: fedora-core-1... > > Fetching > http://mirrors.kernel.org/fedora/core/1/i386/os//headers/header.info... [snip] > File "/usr/lib/python2.2/gzip.py", line 110, in _read_gzip_header > raise IOError, 'Not a gzipped file' [snip] I know in the not too distant past that mirrors.kernel.org was having issues syncing. There is a bug similar to yours that is also trying that mirror: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=118596 I would suggest giving another mirror a try and see if that clears it up. -- William Hooper