Upgrade Exchange 2016 CU18 to CU19 Failed

lucky alqodar 41 Reputation points
2021-03-16T02:28:28.957+00:00

I did update the exchange 2016 from CU18 to CU 19. I experienced a failure when the process of copying files was processed to 5/18. The following is an image of the error message ![78010-20210316-092530.jpg][1] [1]: /api/attachments/78010-20210316-092530.jpg?platform=QnA

Exchange Server Management
Exchange Server Management
Exchange Server: A family of Microsoft client/server messaging and collaboration software.Management: The act or process of organizing, handling, directing or controlling something.
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  1. KyleXu-MSFT 26,241 Reputation points
    2021-03-17T02:40:41.583+00:00

    @lucky alqodar

    From the error message, we can know that this error is related with permission. So, please have a check with follow steps:

    1. Make sure the account that you used to install Exchange has those permission below:
      78468-qa-kyle-10-30-25.png
    2. Have a check about permission on this folder: "C:\Program Files\Microsoft\Exchange Server\V15\FrontEnd\HttpProxy\owa\auth\15.1.2176"
      78514-qa-kyle-10-32-13.png
      System, Administrators Group, and the account that you used to install Exchange sever should have the Full Control:
      78507-qa-kyle-10-33-45.png
    3. Run PowerShell as administrator, then run this install package from PowerShell:

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