"subscriber %s is marked for removal"
*Cause: An administration operation was attempted for a subscriber which
is marked for removal. If attempting to remove a subscriber, the
Messaging Gateway agent is not running or is running but unable
to remove the subscriber at this time.
*Action: Do not issue propagation administration commands for a subscriber
for which removal is pending. Wait for the subscriber to be
removed by the agent or issue REMOVE_SUBSCRIBER with the FORCE
option to force the subscriber to be removed.