Not compatible with PHP 7.4+

  • Plugin could not be activated because it triggered a?fatal error.

    Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, non-static method GNA_WHM::activate_handler() cannot be called statically in /home/pejcic/XXXXXXXXXX/demo/wp-includes/class-wp-hook.php:308 Stack trace: #0 /home/pejcic/XXXXXXXXXX/demo/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters() #1 /home/pejcic/XXXXXXXXXX/demo/wp-includes/plugin.php(517): WP_Hook->do_action() #2 /home/pejcic/XXXXXXXXXX/demo/wp-admin/plugins.php(194): do_action() #3 {main} thrown in?/home/pejcic/XXXXXXXXXX/demo/wp-includes/class-wp-hook.php?on line?308

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