Fatal error: Uncaught TypeError: Argument 2 passed to OmgfPro_Frontend_Optimize::process_material_icons() must be an instance of OMGF_Frontend_Process, instance of OMGF\Frontend\Process given, called in /www/htdocs/w01a2eae/gabi-pollinger.com/wp-content/plugins/host-google-fonts-pro/includes/frontend/class-optimize.php on line 187 and defined in /www/htdocs/w01a2eae/gabi-pollinger.com/wp-content/plugins/host-google-fonts-pro/includes/frontend/class-optimize.php:1581 Stack trace: #0 /www/htdocs/w01a2eae/gabi-pollinger.com/wp-content/plugins/host-google-fonts-pro/includes/frontend/class-optimize.php(187): OmgfPro_Frontend_Optimize->process_material_icons('<!DOCTYPE html>...', Object(OMGF\Frontend\Process)) #1 /www/htdocs/w01a2eae/gabi-pollinger.com/wp-includes/class-wp-hook.php(307): OmgfPro_Frontend_Optimize->process('<!DOCTYPE html>...', Object(OMGF\Frontend\Process)) #2 /www/htdocs/w01a2eae/gabi-pollinger.com/wp-includes/plugin.php(191): WP_Hook->apply_filters('<!DOCTYPE html>...', Array) #3 /www/htdocs/w01a2eae/gabi-pol in /www/htdocs/w01a2eae/gabi-pollinger.com/wp-content/plugins/host-google-fonts-pro/includes/frontend/class-optimize.php on line 1581