Same as the others Access Error

Hi Guys,

Would really love to hook this up as I already run a SMF so experience was the key, however after the auto install I recevied the smae messages and ask however can I correct and login please:

Fatal error: Call to undefined function smf_authenticate_password() in /home/austeam/public_html/wordpress/wp-content/plugins/smf2wp/bridge.php on line 202

https://www.ads-software.com/extend/plugins/smf2wp/