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symfony – PHP 7 DomDocument not found

Posted by: admin April 23, 2020 Leave a comment

Questions:

I try run command: app/console cache:clear

This return me error:

An error occurred when executing the “‘cache:clear –no-warmup'” command:
PHP Fatal error: Uncaught Symfony\Component\Debug\Exception\FatalThrowable
Error: Fatal error: Class ‘DOMDocument’ not found in /var/www/html/vendor/s
ymfony/symfony/src/Symfony/Component/Config/Util/XmlUtils.php:52

Ubuntu 14.04 LTS
I use PHP 7 and install php5-dom not resolved my problem:
sudo apt-get install php5-dom

How to&Answers:

I had the same issue on Ubuntu and fixed it doing the following

apt-get install php-xml

or

sudo apt-get install php-xml

if not as root

Answer:

just a minor addition to the answer. i’m using nginx with php version 7 and php-fpm. you must restart the php-fpm service in order for the updates to work, restarting nginx alone won’t help