Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, class "SavvyTheme\Controllers\OptimizationsController" not found in /var/www/staging.privacysavvy.com/site/web/wp/wp-includes/class-wp-hook.php:324 Stack trace: #0 /var/www/staging.privacysavvy.com/site/web/wp/wp-includes/plugin.php(205): WP_Hook->apply_filters() #1 /var/www/staging.privacysavvy.com/site/vendor/timber/timber/lib/Post.php(1228): apply_filters() #2 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Extension/CoreExtension.php(1570): Timber\Post->content() #3 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Environment.php(418) : eval()'d code(160): twig_get_attribute() #4 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Template.php(182): __TwigTemplate_f2286ff82598a0a89303b19350cc9219bd35a35f97e7aee64a36433a3c98bf3f->block_content() #5 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Environment.php(418) : eval()'d code(101): Twig\Template->displayBlock() #6 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Template.php(405): __TwigTemplate_b9fd281de61acd1c55a5d230212663429a85b5ca4e5ac041bbba217162cc1f32->doDisplay() #7 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Template.php(378): Twig\Template->displayWithErrorHandling() #8 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Environment.php(418) : eval()'d code(51): Twig\Template->display() #9 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Template.php(405): __TwigTemplate_f2286ff82598a0a89303b19350cc9219bd35a35f97e7aee64a36433a3c98bf3f->doDisplay() #10 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Template.php(378): Twig\Template->displayWithErrorHandling() #11 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/Template.php(390): Twig\Template->display() #12 /var/www/staging.privacysavvy.com/site/vendor/twig/twig/src/TemplateWrapper.php(45): Twig\Template->render() #13 /var/www/staging.privacysavvy.com/site/vendor/timber/timber/lib/Loader.php(79): Twig\TemplateWrapper->render() #14 /var/www/staging.privacysavvy.com/site/vendor/timber/timber/lib/Timber.php(334): Timber\Loader->render() #15 /var/www/staging.privacysavvy.com/site/vendor/timber/timber/lib/Timber.php(383): Timber\Timber::compile() #16 /var/www/staging.privacysavvy.com/site/vendor/timber/timber/lib/Timber.php(410): Timber\Timber::fetch() #17 /var/www/staging.privacysavvy.com/site/web/app/themes/savvy-child/theme/single/single-pspt-vpn.php(25): Timber\Timber::render() #18 /var/www/staging.privacysavvy.com/site/web/wp/wp-includes/template-loader.php(106): include('...') #19 /var/www/staging.privacysavvy.com/site/web/wp/wp-blog-header.php(19): require_once('...') #20 /var/www/staging.privacysavvy.com/site/web/index.php(6): require('...') #21 {main} thrown in /var/www/staging.privacysavvy.com/site/web/wp/wp-includes/class-wp-hook.php on line 324