View source for IONIC3 - Cors issues AccessAllowOrigin

Issue: 
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{"headers":{"normalizedNames":{},"lazyUpdate":null,"headers":{}},"status":0,"statusText":"Unknown Error","url":null,"ok":false,"name":"HttpErrorResponse","message":"Http failure response for (unknown url): 0 Unknown Error","error":{"isTrusted":true}}
2018-05-02 10:50:54.811397-0300 Webeav[6895:83093] CDVWKWebViewEngine: handleStopScroll
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Solution: <br/><br/>
1)
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rm -rf platforms/
rm -rf plugins/
in your config.xml
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2)
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<feature name="CDVWKWebViewEngine">
  <param name="ios-package" value="CDVWKWebViewEngine" />
</feature>
<preference name="CordovaWebViewEngine" value="CDVWKWebViewEngine" />
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3)
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ionic cordova build ios (build ios required even if you are only working on android)
ionic cordova build android
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