Mailbox could not be created. Verify that OU ( Users ) exists and that password meets complexity requirements.

Symptoms:

 You might face an issue during creating the test account that is going to be used by the Microsoft System Center Operation Manager SCOM as below for more information click here

 

 

CreateTestUser : Mailbox could not be created. Verify that OU ( Users ) exists and that password meets complexity requi

rements.

At D:\Program Files\Microsoft\Exchange Server\V14\Scripts\new-TestCasConnectivityUser.ps1:267 char:31
+       $result = CreateTestUser <<<<  $exchangeServer $mailboxServer $securePassword $OrganizationalUnit $UMDialPlan $
UMExtension $Prompt
    + CategoryInfo          : NotSpecified: (:) [Write-Error], WriteErrorException
    + FullyQualifiedErrorId : Microsoft.PowerShell.Commands.WriteErrorException,CreateTestUser

Resolution:

Add the -OU  parameter the creating script and you should be fine

 .\new-TestCasConnectivityUser.ps1 -ou "Your Desired OU"

 

see you soon, Hany Donia