Domain-Mapping when adding a domain I get a blank page

When adding a new domain to the a multisite all I get is an totally blank admin-ajax.php

Anybody know how to fix this?

  • Patrick

    Hi @Joris

    Welcome to the forums, glad to have you aboard!

    Have you ensured that the sunrise.php file has been correctly moved to your /wp-content/ folder?

    Also, please ensure that the following line has been correctly added to your wp-config.php just above where it says "That's all,stop editing":

    define( 'SUNRISE', 'on' );

    Finally, if you are allowing your site admins to map multiple domains to their sites, please ensure that the following is also added to wp-config.php just before the above:


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