Comment 6 for bug 833368

I have got the same problem.

I installed Ante's packages from 'ppa:ivoks/ha', but the problem still consists.

# lsb_release -rd
Description: Ubuntu 12.04 LTS
Release: 12.04

# dpkg -l clvm libdevmapper1.02.1 lvm2
ii clvm 2.02.66-4ubuntu7.1~ppa1 Cluster LVM Daemon for lvm2
ii libdevmapper1.02.1 2:1.02.48-4ubuntu7.1~ppa1 The Linux Kernel Device Mapper userspace library
ii lvm2 2.02.66-4ubuntu7.1~ppa1 The Linux Logical Volume Manager

# /etc/init.d/clvm start
 * Starting Cluster LVM Daemon clvm [ OK ]
 * Activating all VGs
  activation/monitoring=0 is incompatible with clustered Volume Group "clvm": Skipping.
  6 logical volume(s) in volume group "lvm" now active