# Install Fatal Error **URL:** \ **Category:** Product Support\ **Created:** [April 22, 2015, 7:37pm UTC](https://forum.mautic.org/t/install-fatal-error/1767 "2015-04-22T19:37:55Z")\ **Posts on this page:** 9\ **Page:** 1
**Author:** ![michaelgold](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@michaelgold](https://forum.mautic.org/u/michaelgold)\ **Post date:** [April 22, 2015, 7:37pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/1 "2015-04-22T19:37:55Z")
Hi all, I’m getting this php error on install: Fatal error: Call to a member function isSupported() on a non-object in /[path]/vendor/symfony/finder/Symfony/Component/Finder/Finder.php on line 791 Anyone seen this before? Thanks ---
**Author:** ![michaelgold](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@michaelgold](https://forum.mautic.org/u/michaelgold)\ **Post date:** [April 22, 2015, 7:37pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/2 "2015-04-22T19:37:55Z")
Hi all, I’m getting this php error on install: Fatal error: Call to a member function isSupported() on a non-object in /[path]/vendor/symfony/finder/Symfony/Component/Finder/Finder.php on line 791 Anyone seen this before? Thanks ---
**Author:** ![michaelgold](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@michaelgold](https://forum.mautic.org/u/michaelgold)\ **Post date:** [April 22, 2015, 7:39pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/3 "2015-04-22T19:39:25Z")
php is version 5.4.36 and mysql is 5.5.42 ---
**Author:** ![michaelgold](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@michaelgold](https://forum.mautic.org/u/michaelgold)\ **Post date:** [April 22, 2015, 9:20pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/4 "2015-04-22T21:20:25Z")
@alanhartless thanks for helping me find a solution to this in the slack forum. I’m running a VPS with eaccelerator installed for PHP and that doesn’t play nicely with Doctrine / Symfony. I disabled eaccelerator in the .htaccess file by adding these lines: php\_flag eaccelerator.enable 0 php\_flag eaccelerator.optimizer 0 ---
**Author:** ![michaelgold](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@michaelgold](https://forum.mautic.org/u/michaelgold)\ **Post date:** [April 22, 2015, 9:30pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/5 "2015-04-22T21:30:31Z")
Once I got this fixed, I needed to install some dependencies to that were missing on my cpanel/whm vps. Ran this as root: pecl install apcu-beta yum install libicu yum install libicu-devel pecl install intl ---
**Author:** ![michaelgold](https://avatars.discourse-cdn.com/v4/letter/m/7ba0ec/32.png) [@michaelgold](https://forum.mautic.org/u/michaelgold)\ **Post date:** [April 22, 2015, 9:36pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/6 "2015-04-22T21:36:53Z")
In order to set the folder and file permissions, I also ran these command as root in the mautic root folder: chmod -R 755 . chown -R nobody:nobody . ---
**Author:** ![renrin.ampan](https://avatars.discourse-cdn.com/v4/letter/r/258eb7/32.png) [@renrin.ampan](https://forum.mautic.org/u/renrin.ampan)\ **Post date:** [July 27, 2015, 11:50pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/7 "2015-07-27T23:50:25Z")
How did you run the command in folder and file permission… ---
**Author:** ![chad.windnagle](https://avatars.discourse-cdn.com/v4/letter/c/7feea3/32.png) [@chad.windnagle](https://forum.mautic.org/u/chad.windnagle)\ **Post date:** [July 28, 2015, 1:55pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/8 "2015-07-28T13:55:56Z")
Those commands have to be run via SSH. ---
**Author:** ![silavapi](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/silavapi/32/7424_2.png) [@silavapi](https://forum.mautic.org/u/silavapi)\ **Post date:** [February 2, 2020, 10:59pm UTC](https://forum.mautic.org/t/install-fatal-error/1767/9 "2020-02-02T22:59:10Z")