On Sun, Mar 05, 2006 at 06:24:34PM -0500, Bernard Fay wrote: > For any LVM commands I run I receive the following message: > > Incorrect metadata area header checksum > > and/or > > Volume group mapper doesn't exist Either your metadata has gotten messed up or you're using the wrong device. If the metadata is corrupt, and you have backups of it (you probably do -- in /etc/lvm/backup), then vgcfgrestore can restore it.