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Published 20 hours ago • verified publisher icon icebob

Access-Control-Allow-Origin

Open DingJun007 opened this issue 6 years ago • 1 comments

Access to XMLHttpRequest at 'http://localhost:8089/socket.io/?EIO=3&transport=polling&t=Mgq_ykZ' from origin 'http://localhost:8080' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.

DingJun007 avatar May 14 '19 06:05 DingJun007

Check your port number for typos.

evg1n avatar Aug 08 '20 16:08 evg1n