see the log below. Any ideas ? Thanks Raghu. ------------------------------------------------------ Gathering header information file(s) from server(s) Server: Fedora Core 1 - i386 - Base Server: Mozilla updates Server: Fedora Core 1 - i386 - Released Updates Finding updated packages Cleaning packages and old headers Traceback (most recent call last): File "/usr/bin/yum", line 60, in ? yummain.main(sys.argv[1:]) File "yummain.py", line 251, in main File "clientStuff.py", line 960, in take_action File "clientStuff.py", line 677, in clean_up_old_headers File "clientStuff.py", line 66, in getENVRA TypeError: unsubscriptable object