Fatal error: Uncaught Error: Class 'WP_Customize_Control' not found in /home/wmichal67/public_html/lekcjatest-1v-mw/wp-content/themes/sydney/vendor/kirki-framework/control-base/src/Control/Base.php:23 Stack trace: #0 {main} thrown in /home/wmichal67/public_html/lekcjatest-1v-mw/wp-content/themes/sydney/vendor/kirki-framework/control-base/src/Control/Base.php on line 23