Error when displaying weather data from openweather.org api

Ionic Framework ionic-v3

wandie February 8, 2018, 3:56pm 1

HttpErrorResponse {headers: HttpHeaders, status: 0, statusText: “Unknown Error”, url: null, ok: false, …

"Http failure response for (unknown url): 0 Unknown Error"
name
:
“HttpErrorResponse”
…

howcan i solve it

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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}} ionic-v3	5	23243	April 20, 2020
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