Rollback for the user failed because there was an error exporting the contact list from Exchange. This occurred because the user's mailbox is on a server running an earlier version of Exchange. Use the Force option to force the rollback. If you do this, the user will lose the contact list.
Role '{0}' is only available from a server version {1} or higher, but this server is version {2}. Cmdlets granted by this ...
Roll back from unified contact store was called with force and succeeded when the user was in migrated mode causing data ...
Rollback failed for conference directory with ID "{0}". The conference directory has been left in a partially moved state, ...
Rollback for the move operation on conference directory "{0}" is complete. If you want to retry the move, you can use any ...
Rollback for the user failed because there was an error exporting the contact list from Exchange. This occurred because the ...
Root mean square of the received audio for the first 30 seconds of call. Low values indicate potential one-way audio issues ...
Routing group %1 could not be bootstrapped on this server, due to failure of UpdateEpoch stored procedure. Error code was ...
RPC Access denied response received from remote server. Ensure that the remote server %1 is running under the group account ...
RTCP active calls must be false if bypass is enabled and refer support is disabled and third-party call control refer support ...