Can't get attributes of file error during FTP download

      <message>Can't get attributes of file '/ /download/100_MBytes.txt'.</message>
      <message>Could not retrieve file information</message>
      <message>SIZE: Not owner</message

# Load WinSCP .NET assembly
Add-Type -Path "WinSCPnet.dll"
 
# Session.FileTransferProgress event handler
 
function FileTransferProgress
{
    param($e)
 
    # New line for every new file
    if (($script:lastFileName -ne $Null) -and
        ($script:lastFileName -ne $e.FileName))
    {
        Write-Host
    }
 
    # Print transfer progress
    Write-Host -NoNewline ("`r{0} ({1:P0})" -f $e.FileName, $e.FileProgress)
 
    # Remember a name of the last file reported
    $script:lastFileName = $e.FileName
}
 
# Main script
 
$script:lastFileName = $Null
 
try
{
   Write-Host "Please wait while startup procedures run"
    $sessionOptions = New-Object WinSCP.SessionOptions
    $sessionOptions.Protocol = [WinSCP.Protocol]::ftp
   $sessionOptions.HostName = "xxx"
    $sessionOptions.UserName = "xxxx"
    $sessionOptions.Password = "xxxx"
   $sessionOptions.FtpMode = [WinSCP.FtpMode]::passive
   $sessionOptions.AddRawSettings("SendBuf","4096");   
   #$sessionOptions.AddRawSettings("Compression","1");
   #$sessionOptions.AddRawSettings("Cipher","blowfish,aes,3des,WARN,arcfour,des");
   #$sessionOptions.AddRawSettings("Cipher","blowfish");
   #$sessionOptions.AddRawSettings("Compression","1");

    #$sessionOptions.SshHostKeyFingerprint = "ssh-rsa 2048 xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx"
 
    $session = New-Object WinSCP.Session
    try
    {
      
        # Will continuously report progress of transfer
        $session.add_FileTransferProgress( { FileTransferProgress($_) } )
 
        # Connect
        $session.Open($sessionOptions)
      $session.DebugLogPath = "WinSCP.log"
      $remotePath = "/download/100_MBytes.txt"
        $localPath = "C:\download\100_MBytes.txt"
      
      # Force binary transfer        
        $transferOptions = New-Object WinSCP.TransferOptions
        $transferOptions.TransferMode = [WinSCP.TransferMode]::Ascii
      
      Write-Host "Starting download"
        $start = Get-Date  # Get start time
      
      #$directory = $session.ListDirectory("/download")
 
        #foreach ($fileInfo in $directory.Files)
        #{
        #    Write-Host ("{0} with size {1}, permissions {2} and last modification at {3}" -f
         #       $fileInfo.Name, $fileInfo.Length, $fileInfo.FilePermissions, $fileInfo.LastWriteTime)
        #}
      
        # Download the file and throw on any error
      $session.GetFiles($remotePath, $localPath).Check()
      
      # Get end time and calculate throughput
      $duration = (Get-Date) - $start
        $size = (Get-Item $localPath).Length
      $sizeInKb = (Get-Item $localPath).Length / 1024
        $speed = $sizeInKb / $duration.TotalSeconds
      
      Write-Host 
      Write-Host ("Downloaded file {0} to {1}" -f $remotePath, $localPath)
        Write-Host ("Size {0:N0} B | Time {1:hh\:mm\:ss}" -f $size, $duration)
        Write-Host ("Speed {0:N0} KB/s" -f $speed)
    }
    finally
    {
        # Terminate line after the last file (if any)
        if ($script:lastFileName -ne $Null)
        {
            Write-Host
        }
 
        # Disconnect, clean up
        $session.Dispose()
    }
 
    exit 0
}
catch [Exception]
{
    Write-Host $_.Exception.Message
    exit 1
}