# Angular2 Codepen CORS error **URL:** \ **Category:** General\ **Created:** [April 21, 2017, 12:53pm UTC](https://forum.freecodecamp.org/t/angular2-codepen-cors-error/108079 "2017-04-21T12:53:21Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![aaronlightcodes](https://avatars.discourse-cdn.com/v4/letter/a/90db22/32.png) [@aaronlightcodes](https://forum.freecodecamp.org/u/aaronlightcodes)\ **Post date:** [April 21, 2017, 12:53pm UTC](https://forum.freecodecamp.org/t/angular2-codepen-cors-error/108079/1 "2017-04-21T12:53:21Z")
I am trying to http.get request to wikipedia api. But it’s getting Access-Control-Allow-Origin is not allowed errors. Please could you fix it for me? I’m trying it for hours. I’ve tried a couple of methods. It still doesn’t work. > **[Angular2 Wikipedia Viewer](https://codepen.io/aaronlightcodes/full/GmZwqB/)** > > ... ---
**Author:** ![aaronlightcodes](https://avatars.discourse-cdn.com/v4/letter/a/90db22/32.png) [@aaronlightcodes](https://forum.freecodecamp.org/u/aaronlightcodes)\ **Post date:** [April 22, 2017, 1:01pm UTC](https://forum.freecodecamp.org/t/angular2-codepen-cors-error/108079/2 "2017-04-22T13:01:47Z")
add “&origin=\*” to wikipedia api url. See my codepen for finished solution. Here are helpful links about CORS. [http://restlet.com/company/blog/2015/12/15/understanding-and-using-cors/](http://restlet.com/company/blog/2015/12/15/understanding-and-using-cors/) [http://restlet.com/company/blog/2016/09/27/how-to-fix-cors-problems/](http://restlet.com/company/blog/2016/09/27/how-to-fix-cors-problems/) ---
**Author:** ![ILM](https://sea3.discourse-cdn.com/freecodecamp/user_avatar/forum.freecodecamp.org/ilm/32/363239_2.png) [@ILM](https://forum.freecodecamp.org/u/ILM)\ **Post date:** [January 17, 2021, 8:53pm UTC](https://forum.freecodecamp.org/t/angular2-codepen-cors-error/108079/3 "2021-01-17T20:53:29Z")