MAPI ERROR when processing a mailbox. (4325856)

Error reads "MAPI.FolderCrawler.Worker - {{f8e**********-******}} Error Processing Mailbox.

System Exception: Worker for ****@***.Net (MailboxID*****) did not progress for 00:30:00; Aborting

at Dell.AM.MAPIFolderCrawler.Threads.MailboxThread.ThreadFunc(Object o)"

For More information examine C:\Dell\AM\Logs\ESM\MailboxID-***-*****.wlog

1. Open the Config Console
2. Advanced Settings
3. Select Add
4. In the Add Config Property enter the following Config Key:
5. Exchange Store Manager Worker Timeout Sec
6. Select OK
7. Enter the following value in the right hand side of the table: 14400
8. Restart the ESM service.