Powershell: Auslesen LastLogonDate und SMTP Adresse

$UserList = Get-mailbox -Resultsize unlimited

$MasterList = @()

foreach ($User in $UserList) {

$MyObject = New-Object PSObject -Property @{
DisplayName = $null
Lastllogontime = $null
EmailAddress = $null
}

$MyObject.DisplayName = ($User).DisplayName
$MyObject.Lastllogontime =(Get-MailboxStatistics $User).Lastlogontime
$MyObject.EmailAddress = ($User).PrimarySmtpAddress


$MasterList += $MyObject
}

$MasterList | ft

Cannot process argument transformation on parameter 'Identity'. Cannot convert value "Hans Meier" to type "Microsoft.Exchange.Configuration.Tasks.GeneralMailboxOrMailUserIdParameter". Error: "Cannot convert hashtable to an object of th  
e following type: Microsoft.Exchange.Configuration.Tasks.GeneralMailboxOrMailUserIdParameter. Hashtable-to-Object conversion is not supported in restricted language mode or a Data section."  
    + CategoryInfo          : InvalidData: (:) [Get-MailboxStatistics], ParameterBindin...mationException
    + FullyQualifiedErrorId : ParameterArgumentTransformationError,Get-MailboxStatistics