[Linux-cluster] cluster v4 send_broadcast_message error -22

["nattapon viroonsri" <nattaponv hotmail com>]

Would any please recommend about this error it show in /var/log/message, 
when i start cman after ccsd.
error messange show like this " SM: send_broadcast_message error -22"
I use redhat cluster manager v.4 with rhel4 update1

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