Exchange 2016
Exchange 2016:- Outlook OAB error 0x8004010F
The above error is a strange one. Upgrading to CU19 for Exchange 2016 in my lab went through without issues. In outlook the error below stated that the object could not be found: When trying to message someone from the Offline Address Book, it gave up another error as...
Exchange 2016:- The SSL certificate contains a common name (cn) that does not match the hostname.
In Exchange 2016 or even later or earlier versions, you might have configured your virtual directories and have an error in it but did not notice the error. Here is a common error that pops up when the PowerShell virtual directory is set to https and not http and...
Exchange 2016:- Change the server that the Exchange Management Shell (EMS) connects to.
When you open up the Exchange Management Shell (EMS), it should connect to the closest server. Sometimes you want to have it connect to a specific server to run scripts etc. If you right click on the Exchange Management Shell in the start menu and open it's file...
Exchange 2016:- The Server is busy and can’t respond to your request.
In Exchange 2016 OWA, you may have come across a similar window where it states that "Something went wrong" and if you expand more details you can view the Front and Backend servers. Here is a screenshot: You think you have a problem with OWA (Outlook on the Web) in...
Exchange 2016:- Cumulative Update 19 is available
Microsoft have released the next CU for Exchange 2016 and this is CU19. CU18 seemed to have an issue with Shared Mailboxes and I'm sure it has been addressed here, but the interesting part is the number of vulnerabilities and exposures that have been resolved in CU19....
Exchange 2016:- Event ID 1006, MSExchangeDiagnostics
In Exchange 2016, you may notice that you get Event ID 1006 logging often on your server. While I have not seen any issues when this alerts triggers, you can disable it, here is a sample of the error below: To disable this alert, you can navigate to the install...
Exchange 2016:- Event ID 12035 – MSExchange Transport
In my lab I came across the following error below that logs twice in a day, the error is listed below: The first thing I checked was all the certificates on Exchange 2016 and I could not see anything wrong with any certificate. They were all showing in the store and...
Exchange 2016:- Event ID 8019 – Remote Delivery
In my lab, I am routing mail using DNS and noticed the below warning comes up often on the server. This is on Exchange 2016 CU17: While the email does deliver it seems to stay in the queue for a few minutes and then it delivers. Other mail delivers instantly so I do...
Exchange 2016:- Event ID 1057 – ESET mail security
I have been playing around with the different Anti-Virus products available and was testing out ESET Mail Security for Exchange and came across the following error that logs quite often: While I did not notice anything happening with the transport service and mail was...
Exchange 2016:- Event ID 9646 – AirSync exceeded the maximum of 250 objects of type Message.
The above error logged in Exchange 2016 is a strange one. You may see the following error below logging in the event log quite often for 1 or 2 users: While you can go and increase the registry key below but this won't resolve your issue as you just making the value...