Payflow is requesting sig but there is not place to put it

The debug gives me this

Notice: Undefined index: api_pass in /home/mornin70/public_html/wp-content/plugins/coursepress/includes/marketpress/marketpress-includes/plugins-gateway/payflow.php on line 59

Notice: Undefined index: api_sig in /home/mornin70/public_html/wp-content/plugins/coursepress/includes/marketpress/marketpress-includes/plugins-gateway/payflow.php on line 60

Notice: Undefined index: locale in /home/mornin70/public_html/wp-content/plugins/coursepress/includes/marketpress/marketpress-includes/plugins-gateway/payflow.php on line 62