( ! ) Fatal error: Cannot redeclare wp_admin_headers() (previously declared in /var/www/clients/client0/web2/web/wp-includes/functions.php:7153) in /var/www/clients/client0/web2/web/wp-admin/includes/misc.php on line 1423
Call Stack
#	Time	Memory	Function	Location
1	0.0002	370112	{main}( )	.../xmlrpc.php:0
2	5.6193	55296656	require_once( '/var/www/clients/client0/web2/web/wp-admin/includes/admin.php )	.../xmlrpc.php:62