Fatal error: Uncaught Exception: Warning: include(/home/demomagento2/public_html/vendor/laminas/laminas-http/src/Header/ContentType.php): Failed to open stream: Too many open files in /home/demomagento2/public_html/vendor/composer/ClassLoader.php on line 582 in /home/demomagento2/public_html/vendor/magento/framework/App/ErrorHandler.php:62 Stack trace: #0 /home/demomagento2/public_html/vendor/composer/ClassLoader.php(582): Magento\Framework\App\ErrorHandler->handler() #1 /home/demomagento2/public_html/vendor/composer/ClassLoader.php(582): include() #2 /home/demomagento2/public_html/vendor/composer/ClassLoader.php(433): Composer\Autoload\{closure}() #3 /home/demomagento2/public_html/vendor/laminas/laminas-zendframework-bridge/src/Autoloader.php(107): Composer\Autoload\ClassLoader->loadClass() #4 /home/demomagento2/public_html/vendor/laminas/laminas-http/src/Headers.php(495): Laminas\ZendFrameworkBridge\Autoloader::Laminas\ZendFrameworkBridge\{closure}() #5 /home/demomagento2/public_html/vendor/laminas/laminas-http/src/Headers.php(391): Laminas\Http\Headers->lazyLoadHeader() #6 /home/demomagento2/public_html/vendor/laminas/laminas-http/src/PhpEnvironment/Response.php(112): Laminas\Http\Headers->current() #7 /home/demomagento2/public_html/vendor/laminas/laminas-http/src/PhpEnvironment/Response.php(147): Laminas\Http\PhpEnvironment\Response->sendHeaders() #8 /home/demomagento2/public_html/vendor/magento/framework/HTTP/PhpEnvironment/Response.php(45): Laminas\Http\PhpEnvironment\Response->send() #9 /home/demomagento2/public_html/vendor/magento/framework/App/Bootstrap.php(451): Magento\Framework\HTTP\PhpEnvironment\Response->sendResponse() #10 /home/demomagento2/public_html/vendor/magento/framework/App/Bootstrap.php(275): Magento\Framework\App\Bootstrap->terminate() #11 /home/demomagento2/public_html/pub/index.php(45): Magento\Framework\App\Bootstrap->run() #12 {main} thrown in /home/demomagento2/public_html/vendor/magento/framework/App/ErrorHandler.php on line 62