Fatal error: Uncaught Error: Call to undefined function jetpack_require_lib() in /home/kacperg/public_html/kacpergr/wp-content/plugins/jetpack/extensions/blocks/anchor-fm/anchor-fm.php:20 Stack trace: #0 {main} thrown in /home/kacperg/public_html/kacpergr/wp-content/plugins/jetpack/extensions/blocks/anchor-fm/anchor-fm.php on line 20