Warning: array_unique() expects parameter 1 to be array, integer given in /var/www/html/vendor/symfony/symfony/src/Symfony/Component/ClassLoader/ClassCollectionLoader.php on line 59

Fatal error: Uncaught TypeError: Argument 1 passed to Symfony\Component\ClassLoader\ClassCollectionLoader::getOrderedClasses() must be of the type array, null given, called in /var/www/html/vendor/symfony/symfony/src/Symfony/Component/ClassLoader/ClassCollectionLoader.php on line 98 and defined in /var/www/html/vendor/symfony/symfony/src/Symfony/Component/ClassLoader/ClassCollectionLoader.php:251 Stack trace: #0 /var/www/html/vendor/symfony/symfony/src/Symfony/Component/ClassLoader/ClassCollectionLoader.php(98): Symfony\Component\ClassLoader\ClassCollectionLoader::getOrderedClasses(NULL) #1 /var/www/html/app/bootstrap.php.cache(2534): Symfony\Component\ClassLoader\ClassCollectionLoader::load(NULL, '/var/www/html/a...', 'classes', false, false, '.php') #2 /var/www/html/app/bootstrap.php.cache(2370): Symfony\Component\HttpKernel\Kernel->doLoadClassCache('classes', '.php') #3 /var/www/html/app/bootstrap.php.cache(2404): Symfony\Component\HttpKernel\Kernel->boot() #4 /var/www/html/web/app.php(30): Symfony\Component\HttpKernel in /var/www/html/vendor/symfony/symfony/src/Symfony/Component/ClassLoader/ClassCollectionLoader.php on line 251