Fatal error: Uncaught Error: Call to undefined function BardShows\CPT\Roles\bard_core_theme_installed() in /homepages/37/d222626018/htdocs/theater-augenblicke/wp-content/plugins/bard-shows_/post-types/roles/roles-register.php:86 Stack trace: #0 /homepages/37/d222626018/htdocs/theater-augenblicke/wp-content/plugins/bard-shows_/post-types/roles/roles-register.php(34): BardShows\CPT\Roles\RolesRegister->registerPostType() #1 /homepages/37/d222626018/htdocs/theater-augenblicke/wp-content/plugins/bard-shows_/post-types/post-types-register.php(98): BardShows\CPT\Roles\RolesRegister->register() #2 /homepages/37/d222626018/htdocs/theater-augenblicke/wp-includes/class-wp-hook.php(287): BardShows\CPT\PostTypesRegister->register('') #3 /homepages/37/d222626018/htdocs/theater-augenblicke/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #4 /homepages/37/d222626018/htdocs/theater-augenblicke/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #5 /homepages/37/d222626018/htdocs/theater-augenblicke/wp-settings.p in /homepages/37/d222626018/htdocs/theater-augenblicke/wp-content/plugins/bard-shows_/post-types/roles/roles-register.php on line 86