Hello Martin,
(&(objectClass=organizationalPerson) (memberOf=CN=GroupwareAccounts,CN=Users,DC=securenet,DC=de) (sAMAccountName=*))
Try something like this:filter = "(objectClass='organizationalPerson' AND memberOf='CN=GroupwareAccounts,CN=Users,DC=securenet,DC=de'
AND 'sAMAccountName=*')"; One important thing is to put the values into '' All in one line of course. André
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