The Microsoft Exchange Unified Messaging service on the Mailbox server couldn't play a voice message over the phone because there is no UM IP gateway that allows outbound calls for the dial plan "%1". Please ensure that there is at least one IP gateway associated with dial plan "%1" and that it's enabled for outbound calls.
The Microsoft Exchange Unified Messaging service on the Mailbox server couldn't acquire credentials with the Lync Server ...
The Microsoft Exchange Unified Messaging service on the Mailbox server couldn't find a required file at the following path: ...
The Microsoft Exchange Unified Messaging service on the Mailbox server couldn't find the prompts for the "%1" language pack. ...
The Microsoft Exchange Unified Messaging service on the Mailbox server couldn't find the prompts for the "%1" language pack. ...
The Microsoft Exchange Unified Messaging service on the Mailbox server couldn't play a voice message over the phone because ...
The Microsoft Exchange Unified Messaging service on the Mailbox server deleted a message "%1" containing Voice Mail Preview ...
The Microsoft Exchange Unified Messaging service on the Mailbox server detected an error during contact resolution. To prevent ...
The Microsoft Exchange Unified Messaging service on the Mailbox server detected corrupted user configuration data for user ...
The Microsoft Exchange Unified Messaging service on the Mailbox server encountered a data error while trying to read information ...