https://community.squareup.com/t5/Archived-Discussions-Read-Only/CORS-Error-when-using-NodeJS-Connect-V2-API-for-OAuth2-Access/m-p/202021#M93372 <P>It looks like you were able to figure this one out over in <A href="https://github.com/square/connect-api-examples/issues/203" target="_blank">GitHub</A>! <span class="lia-unicode-emoji" title=":thumbs_up:">👍</span></P> <P>&nbsp;</P> <P>Be sure to let us know here if you've got any outlying questions we can hep with, <a href="https://community.squareup.com/t5/user/viewprofilepage/user-id/317143">@SMPLInc</a>.</P> Fri, 11 Sep 2020 01:14:31 GMT Valentina 2020-09-11T01:14:31Z https://community.squareup.com/t5/Archived-Discussions-Read-Only/CORS-Error-when-using-NodeJS-Connect-V2-API-for-OAuth2-Access/m-p/201160#M93371 <P>Following the guide posted on Square's Developer documentation. I can run the Node OAuth 2 sample from here: (<A href="https://github.com/square/connect-api-examples/tree/master/connect-examples/oauth/node" target="_blank" rel="noopener">https://github.com/square/connect-api-examples/tree/master/connect-examples/oauth/node</A>) just fine locally with the Sandbox. But when I try to run a similar setup in a local React app, the obtainToken method from the square-connect Node library throws the following error:</P> <P>&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Screen Shot 2020-09-08 at 2.48.07 AM.png" style="width: 999px;"><img src="https://community.squareup.com/t5/image/serverpage/image-id/7716i55A2E08707F54A46/image-size/large?v=v2&amp;px=999" role="button" title="Screen Shot 2020-09-08 at 2.48.07 AM.png" alt="Screen Shot 2020-09-08 at 2.48.07 AM.png" /></span></P> <P>&nbsp;</P> <P>Not sure how to overcome the CORS policy here. Could I get some assistance please?</P> Tue, 08 Sep 2020 07:00:01 GMT https://community.squareup.com/t5/Archived-Discussions-Read-Only/CORS-Error-when-using-NodeJS-Connect-V2-API-for-OAuth2-Access/m-p/201160#M93371 SMPLInc 2020-09-08T07:00:01Z https://community.squareup.com/t5/Archived-Discussions-Read-Only/CORS-Error-when-using-NodeJS-Connect-V2-API-for-OAuth2-Access/m-p/202021#M93372 <P>It looks like you were able to figure this one out over in <A href="https://github.com/square/connect-api-examples/issues/203" target="_blank">GitHub</A>! <span class="lia-unicode-emoji" title=":thumbs_up:">👍</span></P> <P>&nbsp;</P> <P>Be sure to let us know here if you've got any outlying questions we can hep with, <a href="https://community.squareup.com/t5/user/viewprofilepage/user-id/317143">@SMPLInc</a>.</P> Fri, 11 Sep 2020 01:14:31 GMT https://community.squareup.com/t5/Archived-Discussions-Read-Only/CORS-Error-when-using-NodeJS-Connect-V2-API-for-OAuth2-Access/m-p/202021#M93372 Valentina 2020-09-11T01:14:31Z