What could be causing login issues after a domain migration in PHP?

Login issues after a domain migration in PHP could be caused by incorrect session handling due to changes in the domain or cookie settings. To solve this issue, you can update the session cookie domain to match the new domain in your PHP code. 

// Set the session cookie domain to match the new domain
session_set_cookie_params(0, '/', 'newdomain.com');
session_start();

Keywords

domain migration login issues PHP authentication session management

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