Exchange Maintenance Mode
To do a proper Exchange Server maintenance without interruption when using a Database Availability...
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Exchange Server
Microsoft.Mapi.MapiExceptionADPropertyError when trying to open mailbox
Recently I came across an issue, that a restored mailbox was not accessible through Outlook and...
Read More451 4.4.0 DNS query failed Exchange Server error in message queue
Recently I had an issue in one Exchange 2013 environment where in the mail queue the following...
Read MoreExchange 2016 CU6 – OWA stops working after windows updates because of missing OAuth certificate
If you have Exchange 2016 CU6 installed you could get the issue, that you can’t access OWA...
Read MoreMailbox Move Error: MapiExceptionTooComplex: Unable to query table rows.
Recently I came across an error message during mailbox move from Exchange 2010 to Exchange 2016...
Read MoreOWA and ECP not accessible with FBA authentication: Runtime error
Recently I could not access OWA and ECP after a new certificate was installed. Everything was fine...
Read MoreUse Exchange Scripting Agent to add scripting logic to exchange cmdlets
The Exchange Scripting Agent is a not so well known featuere of Exchange 2010 – 2016 which...
Read MoreMSExchangeIS Event ID 9646: mapi session exceeded the maximum of 500 objects / 32 session
Exchange knows several object and session limits which lead to issues on client side. You detect...
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