session_start should not be called during WP Cron

Error stack trace: session_start(): Session cannot be started after headers have already been sent in session_start called at /code/wp-content/plugins/favorites/app/Bootstrap.php (83) in Favorites\Bootstrap::startSession called at /code/wp-content/plugins/favorites/app/Bootstrap.php (43) at /code/wp-includes/class-wp-hook.php (324) at /code/wp-includes/class-wp-hook.php (348) called at /code/wp-includes/plugin.php (517) do_action called at /code/wp-settings.php (727) require_once called at /code/wp-config.php (228) require_once called at /code/wp-load.php (50) require_once called at /code/wp-cron.php (46) Can you please fix by adding: /** * Initialize a Session */ public function startSession() { // if cron job, do not start session if ( defined( 'DOING_CRON' ) && DOING_CRON ) return; if ( $this->settings_repo->saveType() !== 'session' ) return; if ( !session_id() ) session_start(); } Thanks, it works well. Let’s hope the original developer updates de plugin ASAP and fixes this issue and the security issue urgently. This reply was modified 5 months, 1 week ago by clip1492 .