Fatal error: Cannot redeclare wp_blacklist_check() (previously declared in /export/sd218/www/jp/r/e/gmoserver/9/4/sd1050394/tokyo-eigokai.jp/wordpress-4.9.8-ja-jetpack_webfont-undernavicontrol/wp-includes/comment.php:1258) in /export/sd218/www/jp/r/e/gmoserver/9/4/sd1050394/tokyo-eigokai.jp/wordpress-4.9.8-ja-jetpack_webfont-undernavicontrol/wp-includes/deprecated.php on line 4039

Fatal error: Uncaught Error: Call to undefined function wp_is_maintenance_mode() in /export/sd218/www/jp/r/e/gmoserver/9/4/sd1050394/tokyo-eigokai.jp/wordpress-4.9.8-ja-jetpack_webfont-undernavicontrol/wp-includes/class-wp-fatal-error-handler.php:34 Stack trace: #0 [internal function]: WP_Fatal_Error_Handler->handle() #1 {main} thrown in /export/sd218/www/jp/r/e/gmoserver/9/4/sd1050394/tokyo-eigokai.jp/wordpress-4.9.8-ja-jetpack_webfont-undernavicontrol/wp-includes/class-wp-fatal-error-handler.php on line 34