Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /usr/www/users/luxuspkabv/wp-content/plugins/slider-by-supsystic/vendor/Rsc/Menu/Page.php:228
Stack trace:
#0 /usr/www/users/luxuspkabv/wp-content/plugins/slider-by-supsystic/vendor/Rsc/Environment.php(189): Rsc_Menu_Page->register()
#1 /usr/www/users/luxuspkabv/wp-content/plugins/slider-by-supsystic/app/SupsysticSlider.php(85): Rsc_Environment->run()
#2 /usr/www/users/luxuspkabv/wp-content/plugins/slider-by-supsystic/index.php(15): SupsysticSlider->run()
#3 /usr/www/users/luxuspkabv/wp-settings.php(215): include_once('/usr/www/users/...')
#4 /usr/www/users/luxuspkabv/wp-config.php(89): require_once('/usr/www/users/...')
#5 /usr/www/users/luxuspkabv/wp-load.php(37): require_once('/usr/www/users/...')
#6 /usr/www/users/luxuspkabv/wp-blog-header.php(12): require_once('/usr/www/users/...')
#7 /usr/www/users/luxuspkabv/index.php(17): require('/usr/www/users/...')
#8 {main}
  thrown in /usr/www/users/luxuspkabv/wp-content/plugins/slider-by-supsystic/vendor/Rsc/Menu/Page.php on line 228