Class 'DOMDocument' not found

Question

I\'ve found an error on a page in my Magento application; it always show this message error when I visit it:

Fatal error: Class \'DOMDocument\' not fo

Answer 1

PHP 7.X Centos 7

I got dependency issues when trying to install module with above suggestions, adding this flag:

--enablerepo=remi-php7X

Resolved dependencies.

So

sudo yum --enablerepo=remi-php7X install php-xml

Then

service httpd restart

Ref: Install PHP Modules