Fatal error: Uncaught Error: Call to undefined function is_plugin_active() in /home/martinkl/public_html/persoenlichemetapher.de/wp-content/plugins/shapepress-dsgvo/includes/class-sp-dsgvo.php:288 Stack trace: #0 /home/martinkl/public_html/persoenlichemetapher.de/wp-content/plugins/shapepress-dsgvo/includes/class-sp-dsgvo.php(63): SPDSGVO->definePublicHooks() #1 /home/martinkl/public_html/persoenlichemetapher.de/wp-content/plugins/shapepress-dsgvo/includes/class-sp-dsgvo.php(70): SPDSGVO->__construct() #2 /home/martinkl/public_html/persoenlichemetapher.de/wp-content/plugins/shapepress-dsgvo/sp-dsgvo.php(78): SPDSGVO::instance() #3 /home/martinkl/public_html/persoenlichemetapher.de/wp-includes/class-wp-hook.php(286): run_sp_dsgvo('') #4 /home/martinkl/public_html/persoenlichemetapher.de/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #5 /home/martinkl/public_html/persoenlichemetapher.de/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #6 /home/martinkl/public_html/persoenlichemetapher.de/wp-se in /home/martinkl/public_html/persoenlichemetapher.de/wp-content/plugins/shapepress-dsgvo/includes/class-sp-dsgvo.php on line 288