无法验证，一提交就出现这个问题，怎么解决啊？？

Deprecated:  Automatically populating $HTTP_RAW_POST_DATA is deprecated and will be removed in a future version. To avoid this warning set 'always_populate_raw_post_data' to '-1' in php.ini and use the php://input stream instead. in Unknown on line 0

Warning:  Cannot modify header information - headers already sent in Unknown on line 0