Code	Error
1401	K_ERROR_SMTP_CONNECT
	Error connecting to SMTP server
1402	K_ERROR_SMTP_NOT_CONNECTED
	Error accessing SMTP server. Not connected!
1403	K_ERROR_SMTP_EXECUTE_COMMAND
	Error executing command on SMTP server
1404	K_ERROR_SMTP_INVALID_PARAMETERS
	Error executing command on SMTP server. Invalid or insufficient parameters!