please check the complete code below. everythng works till i include the 'send from' field
connect to mail server("SMTP", #email, #password, #smtp_server, #smtp_port) {
add list to list(%mail_list, $list from text(#mails, $new line), "Delete", "Global")
loop($list total(%mail_list)) {
send email($next list item(%mail_list), #subject, "HTML", #html_message, "", "postmaster <test@feedbackserve.com>", "")
wait($rand(10, 20))
}
}