# Cors Error No 'Access-Control-Allow-Origin' header is present on the requested resource

**URL:** <https://community.auth0.com/t/cors-error-no-access-control-allow-origin-header-is-present-on-the-requested-resource/180778>\
**Category:** Get Help\
**Tags:** configuration, application\
**Created:** [February 3, 2025, 8:48pm UTC](https://community.auth0.com/t/cors-error-no-access-control-allow-origin-header-is-present-on-the-requested-resource/180778 "2025-02-03T20:48:13Z")\
**Posts on this page:** 1\
**Showing post:** 8

<div class="post-metadata">

**Author:** ![Alwin-dotcom](https://sea1.discourse-cdn.com/auth0/user_avatar/community.auth0.com/alwin-dotcom/32/72564_2.png) [@Alwin-dotcom](https://community.auth0.com/u/Alwin-dotcom)\
**Post date:** [February 5, 2025, 3:20pm UTC](https://community.auth0.com/t/cors-error-no-access-control-allow-origin-header-is-present-on-the-requested-resource/180778/8 "2025-02-05T15:20:52Z")

</div>

2025-02-05 16:17:04,580 DEBUG [io.qua.oid.run.CodeAuthenticationMechanism] (vert.x-eventloop-thread-3) Authentication request redirect\_uri parameter:   
2025-02-05 16:17:04,580 DEBUG [io.qua.oid.run.OidcUtils] (vert.x-eventloop-thread-3) q\_auth\_4b927c75-cebe-4ce7-b00f-77add58f2ed0 cookie ‘max-age’ parameter is set to 300  
2025-02-05 16:17:04,580 DEBUG [io.qua.oid.run.CodeAuthenticationMechanism] (vert.x-eventloop-thread-3) Code flow redirect to:   
2025-02-05 16:17:04,581 INFO [io.qua.htt.access-log] (vert.x-eventloop-thread-3) POST /quiz-app/resources/question-answer HTTP/1.1  
Host: localhost:8080  
Connection: keep-alive  
Content-Length: 348  
sec-ch-ua-platform: “macOS”  
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10\_15\_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36  
Accept: application/json, text/plain, _/_  
sec-ch-ua: “Google Chrome”;v=“131”, “Chromium”;v=“131”, “Not\_A Brand”;v=“24”  
Content-Type: application/json  
sec-ch-ua-mobile: ?0  
Origin: localhost:3000  
Sec-Fetch-Site: same-site  
Sec-Fetch-Mode: cors  
Sec-Fetch-Dest: empty  
Referer: localhost:3000/  
Accept-Encoding: gzip, deflate, br, zstd  
Accept-Language: de-DE,de;q=0.9,en-US;q=0.8,en;q=0.7

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_[View the full topic](https://community.auth0.com/t/cors-error-no-access-control-allow-origin-header-is-present-on-the-requested-resource/180778)._