Fatal error: Uncaught Error: Call to a member function clear() on boolean in /homepages/45/d617048522/htdocs/clickandbuilds/KanzleiSchrade385829/wp-content/plugins/wp-donottrack/wp-donottrack.php:188 Stack trace: #0 [internal function]: wp_donottrack_ob_filter('', 9) #1 /homepages/45/d617048522/htdocs/clickandbuilds/KanzleiSchrade385829/wp-includes/functions.php(3729): ob_end_flush() #2 /homepages/45/d617048522/htdocs/clickandbuilds/KanzleiSchrade385829/wp-includes/class-wp-hook.php(286): wp_ob_end_flush_all('') #3 /homepages/45/d617048522/htdocs/clickandbuilds/KanzleiSchrade385829/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #4 /homepages/45/d617048522/htdocs/clickandbuilds/KanzleiSchrade385829/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #5 /homepages/45/d617048522/htdocs/clickandbuilds/KanzleiSchrade385829/wp-includes/load.php(679): do_action('shutdown') #6 [internal function]: shutdown_action_hook() #7 {main} thrown in /homepages/45/d617048522/htdocs/clickandbuilds/KanzleiSchrade385829/wp-content/plugins/wp-donottrack/wp-donottrack.php on line 188