Re: Error Handling in WinSCP
                You can test existence of file/directory using 
https://winscp.net/eng/docs/scriptcommand_stat
Also, if you turn off directory caching (or start the script with empty cache), even the
        stat command.
https://winscp.net/eng/docs/scriptcommand_stat
Also, if you turn off directory caching (or start the script with empty cache), even the
cd should fail straight away.