# Install Shopware gives Error 400 Uncaught Symfony: Invalid host

**URL:** <https://forum.shopware.com/t/install-shopware-gives-error-400-uncaught-symfony-invalid-host/101962>\
**Category:** Installation / Getting Started (EN)\
**Tags:** installation--gettin\
**Created:** [18. November 2023 um 03:59 UTC](https://forum.shopware.com/t/install-shopware-gives-error-400-uncaught-symfony-invalid-host/101962 "2023-11-18T03:59:58Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![xell](https://avatars.discourse-cdn.com/v4/letter/x/db5fbb/32.png) [@xell](https://forum.shopware.com/u/xell)\
**Post date:** [18. November 2023 um 03:59 UTC](https://forum.shopware.com/t/install-shopware-gives-error-400-uncaught-symfony-invalid-host/101962/1 "2023-11-18T03:59:59Z")

</div>

Hello,

I am trying to install Shopware but am getting the following error:

> **Fatal error** : Uncaught Symfony\Component\HttpFoundation\Exception\SuspiciousOperationException: Invalid Host „[my.domain.com](http://my.domain.com), [my.domain.com](http://my.domain.com)“. in phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-foundation/Request.php:1146 Stack trace: #0 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/EventListener/ValidateRequestListener.php(41): Symfony\Component\HttpFoundation\Request-\>getHost() #1 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(260): Symfony\Component\HttpKernel\EventListener\ValidateRequestListener-\>onKernelRequest() #2 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(220): Symfony\Component\EventDispatcher\EventDispatcher::Symfony\Component\EventDispatcher{closure}() #3 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(56): Symfony\Component\EventDispatcher\EventDispatcher-\>callListeners() #4 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php(142): Symfony\Component\EventDispatcher\EventDispatcher-\>dispatch() #5 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php(74): Symfony\Component\HttpKernel\HttpKernel-\>handleRaw() #6 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/Kernel.php(197): Symfony\Component\HttpKernel\HttpKernel-\>handle() #7 phar:///var/www/shopware/shopware-installer.phar.php/index.php(31): Symfony\Component\HttpKernel\Kernel-\>handle() #8 /var/www/shopware/shopware-installer.phar.php(69): Phar::webPhar() #9 {main} Next Symfony\Component\HttpKernel\Exception\BadRequestHttpException: Invalid Host „shop.psydye.nl, shop.psydye.nl“. in phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php:81 Stack trace: #0 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/Kernel.php(197): Symfony\Component\HttpKernel\HttpKernel-\>handle() #1 phar:///var/www/shopware/shopware-installer.phar.php/index.php(31): Symfony\Component\HttpKernel\Kernel-\>handle() #2 /var/www/shopware/shopware-installer.phar.php(69): Phar::webPhar() #3 {main} Next Symfony\Component\HttpFoundation\Exception\SessionNotFoundException: Session has not been set. in phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-foundation/Request.php:724 Stack trace: #0 phar:///var/www/shopware/shopware-installer.phar.php/Listener/InstallerLocaleListener.php(35): Symfony\Component\HttpFoundation\Request-\>getSession() #1 phar:///var/www/shopware/shopware-installer.phar.php/Listener/InstallerLocaleListener.php(28): Shopware\WebInstaller\Listener\InstallerLocaleListener-\>detectLanguage() #2 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(260): Shopware\WebInstaller\Listener\InstallerLocaleListener-\>\_\_invoke() #3 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(220): Symfony\Component\EventDispatcher\EventDispatcher::Symfony\Component\EventDispatcher{closure}() #4 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(56): Symfony\Component\EventDispatcher\EventDispatcher-\>callListeners() #5 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php(142): Symfony\Component\EventDispatcher\EventDispatcher-\>dispatch() #6 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php(74): Symfony\Component\HttpKernel\HttpKernel-\>handleRaw() #7 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/EventListener/ErrorListener.php(108): Symfony\Component\HttpKernel\HttpKernel-\>handle() #8 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(260): Symfony\Component\HttpKernel\EventListener\ErrorListener-\>onKernelException() #9 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(220): Symfony\Component\EventDispatcher\EventDispatcher::Symfony\Component\EventDispatcher{closure}() #10 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(56): Symfony\Component\EventDispatcher\EventDispatcher-\>callListeners() #11 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php(224): Symfony\Component\EventDispatcher\EventDispatcher-\>dispatch() #12 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php(89): Symfony\Component\HttpKernel\HttpKernel-\>handleThrowable() #13 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/Kernel.php(197): Symfony\Component\HttpKernel\HttpKernel-\>handle() #14 phar:///var/www/shopware/shopware-installer.phar.php/index.php(31): Symfony\Component\HttpKernel\Kernel-\>handle() #15 /var/www/shopware/shopware-installer.phar.php(69): Phar::webPhar() #16 {main} Next Symfony\Component\HttpKernel\Exception\BadRequestHttpException: Session has not been set. in phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php:81 Stack trace: #0 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/EventListener/ErrorListener.php(108): Symfony\Component\HttpKernel\HttpKernel-\>handle() #1 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(260): Symfony\Component\HttpKernel\EventListener\ErrorListener-\>onKernelException() #2 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(220): Symfony\Component\EventDispatcher\EventDispatcher::Symfony\Component\EventDispatcher{closure}() #3 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/event-dispatcher/EventDispatcher.php(56): Symfony\Component\EventDispatcher\EventDispatcher-\>callListeners() #4 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php(224): Symfony\Component\EventDispatcher\EventDispatcher-\>dispatch() #5 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php(89): Symfony\Component\HttpKernel\HttpKernel-\>handleThrowable() #6 phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/Kernel.php(197): Symfony\Component\HttpKernel\HttpKernel-\>handle() #7 phar:///var/www/shopware/shopware-installer.phar.php/index.php(31): Symfony\Component\HttpKernel\Kernel-\>handle() #8 /var/www/shopware/shopware-installer.phar.php(69): Phar::webPhar() #9 {main} thrown in **phar:///var/www/shopware/shopware-installer.phar.php/vendor/symfony/http-kernel/HttpKernel.php** on line **81**

Shopware is running behind a NGINX Reverse proxy. Can someone point me in the right direction to fix this issue?

Thank you in advance.