Using simple script:
CLS
$users
=Import-CSV"C:\files\Shourlytest.txt"|%{Get-ADUser-Filter"Name -eq '$($_.UserName)'"}
ForEach
($Uin$Users) {
Add-ADGroupMember
-identitySEC_O365_EXTACCESS -members$U
}
Import-CSV
"C:\Scripts\Users.csv"|%{
Add-ADGroupMember
-IdentityTestGroup1-Member$_.UserName
}
Add-ADGroupMember : Cannot find an object with identity: 'SEC_O365_EXTACCESS' under: 'DC=mclane,DC=mclaneco,DC=com'.
At line:5 char:1
+ Add-ADGroupMember -identity SEC_O365_EXTACCESS -members $U
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : ObjectNotFound: (SEC_O365_EXTACCESS:ADGroup) [Add-ADGroupMember], ADIdentityNotFoundException
+ FullyQualifiedErrorId : Cannot find an object with identity: 'SEC_O365_EXTACCESS' under: 'DC=mclane,DC=mclaneco,DC=com'.,Microsoft.ActiveDirectory.Management.Commands.AddADGroupMember