注册接口好像有问题，我在postman里面请求 没问题，但是 在项目里 发请求 报错 内容如下

[Mstian]

报错内容：The request sent by the client was syntactically incorrect

https://www.wanandroid.com/user/register

方法：POST 参数 username,password,repassword qwer 123456 123456

HTTP Status 400 -

---

type Status report

message

description The request sent by the client was syntactically incorrect.

---

Apache Tomcat/7.0.77

at common\ajax.js:16 22:50:17.566

HTTP Status 400 -

---

type Status report

message

description The request sent by the client was syntactically incorrect.

---

Apache Tomcat/7.0.77

[hongyangAndroid]

400，语法错误，一般不是服务器问题。

PS：postman 如果能成功，一般后端接口没有问题。