Timeout waiting for WinSCP to respond

function Email-Alert($subject, $msg){
    $smtpServer = "xxxx" 
    $smtpFrom = 
    $smtpTo = 
    $message = New-Object System.Net.Mail.MailMessage $smtpfrom, $smtpto
    $message.Subject = $subject
    $message.IsBodyHtml = $false
    $message.Body = $ErrorMessage
    $message.Priority = [System.Net.Mail.MailPriority]::High
    $smtp = New-Object Net.Mail.SmtpClient($smtpServer)
    $smtp.Send($message)
 
}
 
function UploadTo-KiteWorksFTP
(
    [Parameter(Mandatory=$true)][string] $outgoing_dir,  # Directory To Upload
    [Parameter(Mandatory=$true)][string] $remote_dir,
    [Parameter(Mandatory=$false)][string] $HostName = 
    [Parameter(Mandatory=$false)][string] $UserName = ,
    [Parameter(Mandatory=$false)][string] $Password = ,
    [Parameter(Mandatory=$false)][string] $SshHostKeyFingerprint =xxxx # From WinSCP client
)
{
 
        write-host '--------------------------------------------------------------------'
        write-host ("Uploading files to the following directory: - " + $(Get-Date))
        Write-host "$remote_dir"
        write-host '--------------------------------------------------------------------'
        write-host " `n"
 
    try
    {
   
  
        # Load WinSCP .NET assembly
        $path = "C:\Program Files (x86)\WinSCP\WinSCPnet.dll"
        Add-Type -Path $path 
        # Setup session options
        $sessionOptions = New-Object WinSCP.SessionOptions
        $sessionOptions.PortNumber=22
        $sessionOptions.Protocol = [WinSCP.Protocol]::Sftp
        $sessionOptions.HostName = $HostName
        $sessionOptions.UserName =  $UserName
        $sessionOptions.Password = $Password
        $sessionOptions.SshHostKeyFingerprint = $SshHostKeyFingerprint
        $session = New-Object WinSCP.Session
        $Session.ExecutablePath = "C:\Program Files (x86)\WinSCP\winscp.exe"
        $session = New-Object WinSCP.Session
        $session.SessionLogPath = "C:\Program Files (x86)\WinSCP\Logs\winscp.log"
 
        try
        {
            # Connect
            $session.Open($sessionOptions)
            # Upload files
            $transferOptions = New-Object WinSCP.TransferOptions
            $transferOptions.TransferMode = [WinSCP.TransferMode]::Binary
            $transferOptions.PreserveTimestamp =$false
            $transferOptions.ResumeSupport.State = [WinSCP.TransferResumeSupportState]::Off
            $transferResult = $session.PutFiles("$outgoing_dir", "$remote_dir", $False, $transferOptions)
            # Throw on any error
            $transferResult.Check()
            # Print results
            foreach ($transfer in $transferResult.Transfers)
            {
                $n_files_uploaded += 1
                Write-Host ("Upload of {0} succeeded" -f $transfer.FileName)
            }
            return $n_files_uploaded
        }
        finally
        {
            # Disconnect, clean up
            $session.Dispose()
        }
    
    }
    catch [Exception]
    {
        
        Write-Host $_.Exception.Message
        $ErrorMessage = $_.Exception.message
        Write-Output $ErrorMessage 
        #Email-Alert -subject "Kiteworks File Transfer Failed!!!" -msg $ErrorMessage
        Break
   
    }
 
}
 
# rename file 
 
$LastestFile = (gci \\Dcbvddbajump02\irm\| sort LastWriteTime | select-object  -ExpandProperty name -last 1) # Gets the latest file in the directory
 
 
$FullPath = '\\Dcbvddbajump02\irm\' + $LastestFile
 
 
# adding the date to the file 
$date = Get-Date -format "yyyyMMdd"
$FileNewName = 'Vault_Original_Documents_' + $date + '.xlsx'
 
# $FileNewName
 
 
# this will rename the file 
Rename-Item -Path $FullPath -NewName $FileNewName 
Write-Host 'Renaming File Name'
 
 
$NewFileToUpload = Get-ChildItem \\Dcbvddbajump02\irm\ | select-object -Last 1 | % { $_.FullName }
 
#Define Connection in Function or send as args
 
$FileToUpload = $NewFileToUpload # "FileSystem::\\servername\file\dataset.txt"
$RemoteDirectory = "/Disaster Recovery/Vault Original Documents Report/"
 
UploadTo-KiteWorksFTP -outgoing_dir $FileToUpload -remote_dir  $RemoteDirectory
 
 
 
<#
 
    #Or All files in directory with Archive
    $FileSourcePath = "C:\temp\"
    $ArchiveFolder  = "C:\temp\Archive\" + (Get-Date).ToString("yyyy") + "\" + (Get-Date).ToString("MM") + "\" + (Get-Date).ToString("dd") + "\" 
    #Create Archive Folder
    if(!(Test-Path -Path $ArchiveFolder)){New-Item -Path $ArchiveFolder -ItemType directory}
 
    $FilesToProcess = Get-ChildItem -Path $FileSourcePath -Filter "*.xlsx"
 
    #Iterate through files, upload and move to archive
    foreach($file in $FilesToProcess){
 
        #Upload
        UploadTo-KiteWorksFTP -outgoing_dir $file.fullname -remote_dir  "/files/"
 
        #Archive
        Move-Item -Path $file.fullname -Destination $ArchiveFolder -Force
 
    }
 
 
#>