Fatal error: Maximum execution time of 30 seconds exceeded in D:\wwwroot\www.koizumi.com.cn\wp-includes\block-supports\background.php on line 17

Fatal error: Uncaught Error: Call to a member function set() on null in D:\wwwroot\www.koizumi.com.cn\wp-includes\l10n.php:850 Stack trace: #0 D:\wwwroot\www.koizumi.com.cn\wp-includes\l10n.php(953): load_textdomain('default', 'D:\\wwwroot\\www....', 'zh_CN') #1 D:\wwwroot\www.koizumi.com.cn\wp-includes\class-wp-fatal-error-handler.php(49): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in D:\wwwroot\www.koizumi.com.cn\wp-includes\l10n.php on line 850