Fatal error: Uncaught Error: Class 'WP_Error' not found in /opt/app-root/src/wp-content/plugins/jetpack/jetpack_vendor/automattic/jetpack-error/src/class-error.php:15 Stack trace: #0 {main} thrown in /opt/app-root/src/wp-content/plugins/jetpack/jetpack_vendor/automattic/jetpack-error/src/class-error.php on line 15