AD Feld LandRegion wird nicht befüllt

#######################
#Settings_User for All#
#######################
$Settings_User = @{

    GivenName = $ON_Vorname
    SN = $ON_Name
    Company = "Test"   
    streetAddress = $streetAddress
    postalCode = $postalCode
    l = $ON_Location
    st = $st
    c = "CE"  
    co = "Deutschland"  
    countryCode = "276"  
    EmployeeID = $ON_EmployeeID
    title = $ON_Funktion

}

##################################
#Settings_User_Single_DC_for Root#
##################################
$Root_Ad_User_Single = @{
    name = "$AD_Konto_Name_Single"  
    Displayname = $AD_Konto_Name_Single 
    userPrincipalName = "$userPrincipalName"  
    SamAccountName = "$SamAccountName_Single"  
    Path   = $result_root_ou
    Server = $result_RA_Standort
    OtherAttributes = $Settings_User
}


new-aduser  @Root_Ad_User_Single -ErrorAction Stop -AccountPassword $user_password -ChangePasswordAtLogon $true -Enabled $true