( ! ) Fatal error: Class 'WP_Customize_Section' not found in C:\wamp64_2\www\docbase\wp-includes\customize\class-wp-customize-themes-section.php on line 19
Call Stack
#	Time	Memory	Function	Location
1	0.0003	402184	{main}( )	...\class-wp-customize-themes-section.php:0