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jt8585
Brass Contributor
Mar 27, 2023
Solved

Exchange 2016 Plug-in

I have multiple plugins such as salesforce/zoom.

 

Couple of times this last few months, when user complain that the plugin disappeared from Outlook I see powershell errors using get-app.

 

Using get-app by it self worked.

Using get-app -mailbox username get the following error.  It can be fixed by re-running set-app on the mailboxes.

 

Object of type 'SystemByte[]' cannot be converted to type 'System.IO.Stream'

   CategoryInfo: NotSpecified: (:) [Get-App], ArgumentException

FullyQualifiedErrorID: System.ArgumentException,Microsoft,Exchange.Management.Extension.GetApp

PSComputerName: server1.domain.local

 

Could these be caused by Exchange Security patching where the commands need to be re-ran every time I patch Exchange 2016?

  • This is an listed issue with the SU of feb 2023 :
    https://microsoft.github.io/CSS-Exchange/Emerging-Issues/

    Seems to have been corrected on the last march SU.
    https://support.microsoft.com/en-us/topic/get-app-and-getappmanifests-fail-and-return-an-exception-7fde3780-744c-4ba7-8ef2-d65c893393a2

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  • This is an listed issue with the SU of feb 2023 :
    https://microsoft.github.io/CSS-Exchange/Emerging-Issues/

    Seems to have been corrected on the last march SU.
    https://support.microsoft.com/en-us/topic/get-app-and-getappmanifests-fail-and-return-an-exception-7fde3780-744c-4ba7-8ef2-d65c893393a2

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