按照wechat_robot_plus的配置方法，总是报错，不能连接数据库 。
A Database Error Occurred
Unable to connect to your database server using the provided settings.
Filename: core/Loader.php
Line Number: 346
按照wechat_robot_plus的配置方法，总是报错，不能连接数据库 。
A Database Error Occurred
Unable to connect to your database server using the provided settings.
Filename: core/Loader.php
Line Number: 346
按照wechat_robot_plus的配置方法，总是报错，不能连接数据库 。
A Database Error Occurred
Unable to connect to your database server using the provided settings.
Filename: core/Loader.php
Line Number: 346
