firefox-1.5.0.2-2.1.c4.centos.i386.rpm in the testing repo produces this error when running it as non-rrot and also as root Firefox could not install this item because "install.rdf" (provided by the item) is not well formed or does not exist. Please contact the author about this problem. How to reproduce this message :- 1. download and upgrade firefox-1.5.0.2-2.1.c4.centos.i386.rpm from the testing repo 2. erase the previous firefox 1.5.0.1 from centosplus and install the new one. It still gives this error message. $ rpm -qi firefox Name : firefox Relocations: (not relocatable) Version : 1.5.0.2 Vendor: CentOS Release : 2.1.c4.centos Build Date: Tue 18 Apr 2006 21:37:35 BST Install Date: Wed 19 Apr 2006 10:59:22 BST Build Host: build-i386 Group : Applications/Internet Source RPM: firefox-1.5.0.2-2.1.c4.centos.src.rpm Size : 32322001 License: MPL/LGPL Signature : DSA/SHA1, Tue 18 Apr 2006 21:45:29 BST, Key ID a53d0bab443e1821 Packager : Johnny Hughes <johnny at centos.org> URL : http://www.mozilla.org/projects/firefox/ Summary : Mozilla Firefox Web browser. Description : Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. __________________________________________________ Improve the mailing list by performing a simple search before posting and reading the FAQ/etiquette. Protect the integrity of your installation with the yum plugins. __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com