Exchange Cant Mount Database ‘0x80004005’
Dec28

Exchange Cant Mount Database ‘0x80004005’

KB ID 0001632 Problem When attempting to mount an Exchange Database I got this error; Failed to mount database “{Database-Name}”. Error: An Active Manager operation failed. Error: The database action failed. Error: Operation failed with message: MapiExceptionDatabaseError: Unable to mount database. (hr=0x80004005, ec=1108) Diagnostic context: Lid: 65256 Lid: 10722 StoreEc: 0x454 Lid: 1494 —- Remote Context Beg...

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No Mail Flow On-Premises To/From Office 365
Dec24

No Mail Flow On-Premises To/From Office 365

KB ID 0001631 Problem I upgraded my On-Premises Hybrid Exchange server recently, from Exchange 2016 to Exchange 2019. I remembered to add the new server onto the Office 365 send connector, but there was no mail flow between an on premises mailbox and an office365 mailbox? Solution This happens because, (even if you are using the same certificate on the new and old servers) the certificate that is used for TLS security between your...

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Exchange 2013 – Working with and Managing the OAB
Nov17

Exchange 2013 – Working with and Managing the OAB

KB ID 0000745  Problem Exchange 2013, has changed the way Offline Address Books are handled, with previous versions only one server (the first server holding the mailbox role) was responsible for generating the OAB. With 2013 however multiple servers generate the OAB, In fact every server that has a special arbitration mailbox called an organization mailbox will create a copy. This is better for fault tolerance and resilience, and you...

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Adding Rights to Public Folders (Recursively)
Sep26

Adding Rights to Public Folders (Recursively)

KB ID 0001598 Problem After a recent Exchange migration (2007 > 2013 > 2016), I had problems with users not being able to see public folders, one user could see them all, (so I know they were present and correct, content wise,) but other users could not even see them. Normally in this situation I’d test them in Outlook Web App first, if they work there then look at Outlook, but Public folders just didn’t work in...

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Exchange ContentIndexState ‘Failed’
Sep04

Exchange ContentIndexState ‘Failed’

KB ID 0001591 Problem A client from a recent Exchange migration I had done, emailed me to say that his clients were having trouble searching their mailboxes, I jumped on remotely and saw that the mailbox Database content index status was showing ‘Failed’. ContentIndexState: Failed Solution I’ve had problems before with indexing here, I replicated the fix to remove the index and generate a new one. The process for...

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Mailbox Move ‘StalledDueToMailboxLock’
Aug17

Mailbox Move ‘StalledDueToMailboxLock’

KB ID 0001581 Problem I was doing a migration from Exchange 2007 (on prem) to Exchange 2013 (on prem), this week. I had a number of mailboxes that were ‘StalledDueToMailboxLock’. Solution Nice easy fix, on the Source and Destination Exchange severs, restart the ‘Microsoft Exchange Mailbox Replication Service’. Wont this break my Mailboxes! No, it will interrupt the migration process, (which is already stalled)....

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