window.location.href ERROR

[jngchd]

Cypress：
equest URL: http://192.168.80.136:8080/ttt/
Request Method: GET
Status Code: 200 OK
Remote Address: 127.0.0.1:52185
Referrer Policy: no-referrer-when-downgrade
cache-control: no-cache, no-store, must-revalidate
Connection: keep-alive
Content-Encoding: gzip
content-type: text/html;charset=UTF-8
date: Mon, 25 Jan 2021 17:09:41 GMT
server: Apache-Coyote/1.1
Set-Cookie: __cypress.initial=; Domain=192.168.80.136; Path=/; Expires=Thu, 01 Jan 1970 00:00:00 GMT
Transfer-Encoding: chunked
Vary: Accept-Encoding

When Give a breakpoint：

Request URL: http://192.168.80.136:8080/ttt/user!doNotNeedSession_index.do
Request Method: GET
Status Code: 200 OK
Remote Address: 127.0.0.1:52185
Referrer Policy: no-referrer-when-downgrade
cache-control: no-cache, no-store, must-revalidate
Connection: keep-alive
Content-Encoding: gzip
content-type: text/html;charset=UTF-8
date: Mon, 25 Jan 2021 17:11:32 GMT
server: Apache-Coyote/1.1
Set-Cookie: LAN=zh_CN; Expires=Tue, 25-Jan-2022 17:11:32 GMT
Transfer-Encoding: chunked
Vary: Accept-Encoding

When go on：
Request URL: http://192.168.80.136:8080/ttt/user!doNotNeedSession_index.do
Request Method: GET
Status Code: 302 Found
Remote Address: 127.0.0.1:52185
Referrer Policy: no-referrer-when-downgrade
Connection: keep-alive
Content-Length: 52
Content-Type: text/html; charset=utf-8
Date: Mon, 25 Jan 2021 18:02:34 GMT
Location: /__/
Vary: Accept, Accept-Encoding

Flddler：
GET http://192.168.80.136:8080/ttt/ HTTP/1.1
Accept: text/html, application/xhtml+xml, image/jxr, /
Accept-Language: zh-Hans-CN,zh-Hans;q=0.5
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko
Accept-Encoding: gzip, deflate
Host: 192.168.80.136:8080
Connection: Keep-Alive
Cookie: LAN=zh_CN; JSESSIONID=21E50735FB0975DDEDEB85E5CFAAC85A

HTTP/1.1 200 OK
Server: Apache-Coyote/1.1
Content-Type: text/html;charset=UTF-8
Content-Length: 121
Date: Mon, 25 Jan 2021 14:50:14 GMT

<script type="text/javascript"> window.location.href = "/ttt/user!doNotNeedSession_index.do"; </script>

Loading...

GET http://192.168.80.136:8080/ttt/user!doNotNeedSession_index.do HTTP/1.1
Accept: text/html, application/xhtml+xml, image/jxr, /
Referer: http://192.168.80.136:8080/ttt/
Accept-Language: zh-Hans-CN,zh-Hans;q=0.5
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko
Accept-Encoding: gzip, deflate
Host: 192.168.80.136:8080
Connection: Keep-Alive
Cookie: LAN=zh_CN; JSESSIONID=21E50735FB0975DDEDEB85E5CFAAC85A

<script type="text/javascript"> if(window.self!=window.top){ window.top.location.href = window.location.href; } function chgLan(lan){ window.location.href="/ttt/user!doNotNeedSession_index.do?lan="+lan; } </script> <style type="text/css"> body {padding:0px; margin:0px; font-size: 14px; text-align:center;background:url(images/rbg.png) repeat-x; }

.bg{background:url(images/gray2.png) center 0 no-repeat; width:100%;height:100%; padding-top:150px;}

#logologin-bg{ width:700px; height:570px; margin:auto;}
.logo-china{display:block; background:url(images/login-logo-zh_CN.png) no-repeat center; width:620px; height:72px; margin:auto;}
.logo-english{display:block; background:url(images/login-logo-english.png) no-repeat center; width:620px; height:72px; margin:auto;}

.loginbg{float:left; display:block; background:url(images/loginbg.png) no-repeat center; width:689px; height:480px; margin-top:10px;}

#option-bg{float:right; width:320px; height:32px; margin-top:50px; margin-right:70px;}

#buttons-bg{float:right; width:300px; height:34px; margin-top:120px; margin-right:30px;}
#loginbutton a{width:96px; height:34px; background-color:#0274cc; font-size:16px; margin-left:128px; float:left; color:#FFF; line-height:32px;text-align: center;}
#loginbutton a:hover{width:96px; height:34px; background-color:#138ae6; font-size:17px; margin-left:128px; float:left; color:#FFF; line-height:32px;text-align: center;}

#canclebutton a{width:96px; height:34px; background-color:#999; font-size:16px; margin-left:10px; float:right; color:#FFF; line-height:32px;}
#canclebutton a:hover{width:96px; height:34px; background-color:#b5b2b2; font-size:17px; margin-left:10px; float:right; color:#FFF; line-height:32px;}

a{text-decoration: none;}
input {
line-height:28px;
width:218px;
height:28px;
border:1px solid #b6b6b6;
}
td{
text-align: right;
}
</style>

语言:	中文简体
用户名:
密码:
登录 1366*768分辨率。

<script type="text/javascript"> document.getElementById("lan").value="zh_CN"; </script>

[bahmutov]

Please create a reproducible example we can run to show the problem. Please provide screenshots and an explanation of the expected behavior vs what happens.