Fatal error: Uncaught Error: Class 'ResponsiveSDK\Loader' not found in /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-content/themes/responsive/core/rollback/start.php:31 Stack trace: #0 /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-content/themes/responsive/functions.php(488): require_once() #1 /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-includes/class-wp-hook.php(286): responsive_sdk_load_latest('') #2 /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #3 /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #4 /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-settings.php(450): do_action('init') #5 /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-config.php(102): require_once('/home/cloudpla/...') #6 /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-load.php(37): require_once('/home/cloudpla/...') #7 /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-blog-h in /home/cloudpla/domains/abcfirma.com.pl/public_html/wp-content/themes/responsive/core/rollback/start.php on line 31