Your Site is Experiencing a Technical Issue – WP Engine

Hi everybody.

Hope you’re doing well. I have a website that is hosted on wpengine. Today came a message with the following title: Your Site is Experiencing a Technical Issue and with the following errors:

Error Details
=============
An error of type E_ERROR was caused in line 95 of the file /nas/content/live/gbadvisors/wp-content/plugins/polylang/include/base.php. Error message: Uncaught Error: Class ‘PLL_MO’ not found in /nas/content/live/gbadvisors/wp-content/plugins/polylang/include/base.php:95
Stack trace:
# 0 /nas/content/live/gbadvisors/wp-includes/class-wp-hook.php(289): PLL_Base-> load_strings_translations (‘en’)
# 1 /nas/content/live/gbadvisors/wp-includes/class-wp-hook.php(311): WP_Hook-> apply_filters (”, Array)
# 2 /nas/content/live/gbadvisors/wp-includes/plugin.php(478): WP_Hook-> do_action (Array)
# 3 /nas/content/live/gbadvisors/wp-content/plugins/polylang/admin/admin-base.php(358): do_action (‘pll_language_de …’, ‘en’, Object (PLL_Language))
# 4 /nas/content/live/gbadvisors/wp-includes/class-wp-hook.php(287): PLL_Admin_Base-> init_user (”)
# 5 /nas/content/live/gbadvisors/wp-includes/class-wp-hook.php(311): WP_Hook-> apply_filters (NULL, Array)
# 6 /nas/content/live/gbadvisors/wp-includes/plugin.php(478): WP_Hook-> do_action (Array)
# 7 /nas/content/live/gbadvisors/wp-settings.php(472): do_action (‘setup_theme’)
# 8 /nas/content/live/gbadvisors/wp-config.php(133): require_once (‘/ nas / conte

This happened since I updated the plugin to its latest version.

Regards