From Bugzilla Helper:
User-Agent: Mozilla/5.0 Galeon/1.2.7 (X11; Linux i686; U;) Gecko/20030102
Description of problem:
If you do not select a file type for the file you are uploading, there is an
error message specifying that you should select "auto-detect" or specify what
kind of file it is. The old version of Bugzilla defaulted to "auto-detect", as
should this one.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. see description
This is fixed in the current revision of Red Hat Bugzilla.