这是什么错误?
08:05:44 UTC] PHP Fatal error: Cannot use object of type WP_Error as array in /home/himcom/public_html/160day.com/wp-content/plugins/weixin-robot/weixin-robot-hook.php on line 390
08:05:44 UTC] PHP Fatal error: Cannot use object of type WP_Error as array in /home/himcom/public_html/160day.com/wp-content/plugins/weixin-robot/weixin-robot-hook.php on line 390