You must have the ActiveDirectory module available for import (usually done by installing RSAT).  In reply to a question posed on the AD UDF thread.   How to dump an array of users from AD with a partial Last Name: #include <AutoItConstants.au3> #include <Array.au3> $sName = inputbox("Get AD User Info" , "AD Lastname (or partial)") $sName = "*" & $sName & "*" $sCommands = "powershell -Command import-module ActiveDirectory; Get-ADUser -LDAPfil