Fatal error: Uncaught Error: Call to a member function all() on null in /home/systemop-wp/www/uat/cookieopt/wp-content/plugins/membership-demo/inc/Services/OptionService.php:55 Stack trace: #0 /home/systemop-wp/www/uat/cookieopt/wp-content/plugins/membership-demo/inc/Services/OptionService.php(31): Inc\Services\OptionsService->hanlde_check_payment() #1 /home/systemop-wp/www/uat/cookieopt/wp-content/plugins/membership-demo/inc/Init.php(35): Inc\Services\OptionsService->__construct() #2 /home/systemop-wp/www/uat/cookieopt/wp-content/plugins/membership-demo/membership-demo.php(35): Inc\Init::register_services() #3 /home/systemop-wp/www/uat/cookieopt/wp-settings.php(517): include_once('/home/systemop-...') #4 /home/systemop-wp/www/uat/cookieopt/wp-config.php(113): require_once('/home/systemop-...') #5 /home/systemop-wp/www/uat/cookieopt/wp-load.php(50): require_once('/home/systemop-...') #6 /home/systemop-wp/www/uat/cookieopt/wp-blog-header.php(13): require_once('/home/systemop-...') #7 /home/systemop-wp/www/uat/cookieopt/ind in /home/systemop-wp/www/uat/cookieopt/wp-content/plugins/membership-demo/inc/Services/OptionService.php on line 55