Fatal error: Uncaught Error: Call to undefined function update_user_caches() in /homepages/5/d716970576/htdocs/app716970704/wp-includes/class-wp-user.php:258 Stack trace: #0 /homepages/5/d716970576/htdocs/app716970704/wp-includes/pluggable.php(102): WP_User::get_data_by('id', 1) #1 /homepages/5/d716970576/htdocs/app716970704/wp-includes/pluggable.php(84): get_user_by('id', 1) #2 /homepages/5/d716970576/htdocs/app716970704/wp-content/plugins/jetpack-protect/jetpack_vendor/automattic/jetpack-connection/src/class-manager.php(613): get_userdata(1) #3 /homepages/5/d716970576/htdocs/app716970704/wp-content/plugins/jetpack-protect/jetpack_vendor/automattic/jetpack-connection/src/class-manager.php(584): Automattic\Jetpack\Connection\Manager->get_connected_users('any', 1) #4 /homepages/5/d716970576/htdocs/app716970704/wp-content/plugins/jetpack/class.jetpack.php(860): Automattic\Jetpack\Connection\Manager->has_connected_user() #5 /homepages/5/d716970576/htdocs/app716970704/wp-includes/class-wp-hook.php(308): Jetpack->configure('') in /homepages/5/d716970576/htdocs/app716970704/wp-includes/class-wp-user.php on line 258