error in sql

Hi
ive error when i want to conect in sql
ive this

EXEC master..xp_cmdshell 'E:\ProgramFiles\WinSCP\winscp.com /command'

and the output is null

i dont know the error

You do not have any command on the command-line.
Please start here:
https://winscp.net/eng/docs/guide_automation