Warning: Undefined array key "socialsetting" in /var/www/vhosts/hobbyprint.co.uk/httpdocs/catalog/controller/extension/module/tmdsociallogin.php on line 498Warning: Trying to access array offset on value of type null in /var/www/vhosts/hobbyprint.co.uk/httpdocs/catalog/controller/extension/module/tmdsociallogin.php on line 517Warning: Trying to access array offset on value of type null in /var/www/vhosts/hobbyprint.co.uk/httpdocs/catalog/controller/extension/module/tmdsociallogin.php on line 518Unknown: strlen(): Passing null to parameter #1 ($string) of type string is deprecated in /var/www/vhosts/hobbyprint.co.uk/httpdocs/catalog/controller/extension/module/tmdsociallogin.php on line 525Please go to LinkedIn Apps page https://www.linkedin.com/secure/developer?newapp= , create an application, and in the line 523 set the client_id to Consumer key and client_secret with Consumer secret. The Callback URL must be https://hobbyprint.co.uk/index.php?route=extension/module/tmdsociallogin/likinredirect. Make sure you enable the necessary permissions to execute the API calls your application needs.