Code: [[email protected] Stuff]# uname -a Linux rh5.xyz.org 2.6.18-8.el5 #1 SMP Fri Jan 26 14:15:14 EST 2007 x86_64 x86_64 x86_64 GNU/Linux [[email protected] Stuff]# apt-get upgrade rpmdb: Program version 4.3 doesn't match environment version error: db4 error(-30974) from dbenv->open: DB_VERSION_MISMATCH: Database environment version mismatch error: cannot open Packages index using db3 - (-30974) error: cannot open Packages database in /var/lib/rpm E: could not open RPM database [[email protected] Stuff]# locate sleepycat /usr/share/doc/db4-devel-4.3.29/sleepycat /usr/share/doc/db4-devel-4.3.29/images/sleepycat.gif /usr/share/doc/db4-devel-4.3.29/sleepycat/legal.html /usr/share/doc/db4-devel-4.3.29/sleepycat/license.html [[email protected] Stuff]# yum list db4 Loading "rhnplugin" plugin Loading "installonlyn" plugin This system is not registered with RHN. RHN support will be disabled. Setting up repositories Reading repository metadata in from local files Installed Packages db4.x86_64 4.3.29-9.fc6 installed db4.i386 4.3.29-9.fc6 installed What is causing the apt-get to think db3 is installed? is it thinking that? do i need to uninstall the db4.i386 ?