PowerShell Error Transferring File - PutFiles?

try {
   # Load WinSCP .NET assembly
   Add-Type -Path "C:\Scripts\WinSCPnet.dll"
   
   # Setup variables
   $localPath = "C:\Scripts"
   $logFilePath = "C:\Scripts\Log Files"
   $remotePath = "/Orders"
   
   # Setup session options
   $sessionOptions = New-Object winscp.sessionoptions
   $sessionOptions.protocol = [WinSCP.Protocol]::ftp
   $sessionOptions.HostName = "ftp_server"
   $sessionOptions.username = "ftp_user"
   $sessionOptions.password = "password"
   
   $session = New-Object WinSCP.Session

   # Clear the host screen.
   Write-Host | Clear-Host
   
   try 
   {
      # Connect
      $session.Open($sessionOptions)
      
      # Upload files.
      $transferOptions = New-Object winscp.TransferOptions
      $transferOptions.TransferMode = [WinSCP.TransferMode]::Binary
            
      $transferResult = $session.PutFiles("C:\Scripts\MyFile.CSV", "Orders", $false, $transferOptions)
            
      # Thow an error.
      $transferResult.Check()
            
      # Print results of transfer.
      foreach ($transfer in $transferResult.Transfers)
      {
         Write-Host ("Upload of {0} succeeded" -f $transfer.FileName)
      }
      
      # No new orders to send or finished sending.
      # Check remote site for return files.
      $directory = $session.ListDirectory($remotePath)
      
      # Select files matching wildcard.
      $remoteFiles = $directory.Files | Where-Object { $_.Name -like "*.csv" }
      
      if ($remoteFiles) 
      {
      # Download each return file.
         foreach ($file in $remoteFiles)
         {
            Write-Host ("{0} with size {1} and last modification at {2}`n" -f 
               $file.Name, $file.length, $file.LastWriteTime)
         }
      }
   }
   finally
   {
      # Disconnect, clean up
      $session.Dispose()
   }
   Write-Host "Done, no errors!"
   exit 0
}
catch [Exception]
{
   Write-Host $_.Exception.Message
   Write-Host "Complete with Error!"
   exit 1
}

$transferResult = $session.PutFiles("C:\Scripts\MyFile.CSV", $remotePath + "/*.*", $false, $transferOptions)

$directory = $session.ListDirectory($remotePath + "/Outgoing")