1、问题现象 

报错内容：Mixed Content: The site at 'xxxxxxxxxxx' was loaded over a secure connection, but the file at 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxx' was loaded over an insecure connection. This file should be served over HTTPS.

2、问题原因

Chrome 屏蔽了https中访问http（不安全内容）

3、解决方法

修改网站设置，不安全内容屏蔽改为允许。