yum 2.0.5.20040229-1 problem

After upgrading to the latest yum in rawhide (2.0.5.20040229-1) I am getting the following error when doing a yum list updates / yum update: Unable to find pid Gathering header information file(s) from server(s) Server: Fedora Core 1.90 - Development Tree Server: Fedora.us Extras (Stable) Server: Fedora.us Extras (Testing) Server: Fedora.us Extras (Unstable) Server: Livna.org Fedora Compatible Packages (stable) Server: Livna.org Fedora Compatible Packages (testing) Server: Livna.org Fedora Compatible Packages (unstable) Finding updated packages Downloading needed headers rpmdb: Program version 4.2 doesn't match environment version error: db4 error(22) from dbenv->open: Invalid argument error: cannot open Packages index using db3 - Invalid argument (22) error: cannot open Packages database in /usr/lib/rpmdb/i386-redhat-linux/redhat Traceback (most recent call last): File "/usr/bin/yum", line 30, in ? yummain.main(sys.argv[1:]) File "/usr/share/yum/yummain.py", line 253, in main clientStuff.download_headers(HeaderInfo, nulist) File "/usr/share/yum/clientStuff.py", line 919, in download_headers cachedbdict = returnCacheDBHeaders(nulist) File "/usr/share/yum/clientStuff.py", line 901, in returnCacheDBHeaders mi = cachedb.dbMatch() TypeError: rpmdb open failed Exit 1 :: Marcus