Released: June 2021 Quarterly Exchange Updates

LukasSMSFT 

[PS] C:\Scripts>.\SetupAssist.ps1
User is an administrator.
WARNUNG: User is not a member of Domain Admins.
WARNUNG: User is not a member of Schema Admins. - Only required if doing a Schema Update
WARNUNG: User is not a member of Enterprise Admins. - Only required if doing a Schema Update or PrepareAD or PrepareDomain
WARNUNG: User is not a member of Organization Management.
WARNUNG: ExecutionPolicy is RemoteSigned
No installer packages missing.
Download Visual C++ 2012 Redistributable Package and install: https://www.microsoft.com/en-us/download/details.aspx?id=30679
No other PowerShell instances were detected.
No reboot pending.
All Critical Mailboxes have valid HomeMDB values
WARNUNG: Exchange 2019 AD Level Failed. Mismatch detected.
WARNUNG: DN Value: 'CN=Stadt intern,CN=Microsoft Exchange,CN=Services,CN=Configuration,DC=intern,DC=de' - Version: 16220
WARNUNG: DN Value: 'CN=ms-Exch-Schema-Version-Pt,CN=Schema,CN=Configuration,DC=intern,DC=de' - Version: 17003
WARNUNG: DN Value: 'CN=Microsoft Exchange System Objects,DC=intern,DC=de' - Version: 13240
WARNUNG: More Info: https://docs.microsoft.com/en-us/Exchange/plan-and-deploy/prepare-ad-and-domains?view=exchserver-2019
System.Management.Automation.RuntimeException: Es ist nicht möglich, einen Index auf ein NULL-Array anzuwenden.
   bei System.Management.Automation.ExceptionHandlingOps.CheckActionPreference(FunctionContext funcContext, Exception exception)
   bei System.Management.Automation.Interpreter.ActionCallInstruction`2.Run(InterpretedFrame frame)
   bei System.Management.Automation.Interpreter.EnterTryCatchFinallyInstruction.Run(InterpretedFrame frame)
   bei System.Management.Automation.Interpreter.EnterTryCatchFinallyInstruction.Run(InterpretedFrame frame)
bei Write-PrepareADInfo, C:\Scripts\SetupAssist.ps1: Zeile 236
bei Write-Mismatch, C:\Scripts\SetupAssist.ps1: Zeile 334
bei Test-ExchangeAdSetupObjects, C:\Scripts\SetupAssist.ps1: Zeile 452
bei MainUse, C:\Scripts\SetupAssist.ps1: Zeile 1761
bei Main, C:\Scripts\SetupAssist.ps1: Zeile 1814
bei <ScriptBlock>, C:\Scripts\SetupAssist.ps1: Zeile 1828
bei <ScriptBlock>, <Keine Datei>: Zeile 1
WARNUNG: Ran into an issue with the script. If possible please email 'ExToolsFeedback@microsoft.com' of the issue that you are facing

The script does not work properly.
User is member of domain admin (intern\administrator).
User is member of Schema Admin.
User is a member of the Enterprise Admin.
User is a member of Organization Management.
Visual C++ 2012 Redistributable Package is installed and up-to-date.