Are you using IIS?Hi! Im new developer who has tried to solve problems with cors alone, now I have come to the conclusion that it is better to ask for help.
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Yes thank you! After deleting cache i found out this solved the problemAre you using IIS?
If so add these into your web.config
<configuration>
<system.webServer>
<httpProtocol>
<customHeaders>
<add name="Access-Control-Allow-Origin" value="*" />
<add name="Access-Control-Allow-Methods" value="GET, POST, OPTIONS, PUT, DELETE" />
<add name="Access-Control-Allow-Headers" value="Content-Type, Authorization" />
</customHeaders>
</httpProtocol>
</system.webServer>
</configuration>