>> You're sure that your rpmdb isn't being locked by something else at the same time, right? Nothing like up2date running or anything? << I'm seldom "sure" - that's why I ask so many questions.<g> As for locking rpmdb - I'm not fool enough to run rpm manually while yum update is in progress. And, the rhnsd service is turned off for both runlevels 3 and 5. Anything else to check? >> what version of rpm is this machine running? << # rpm -qa | grep rpm rpm-4.2.1-0.30 rpm-python-4.2.1-0.30 ckent