The “HTTP failure response for unknown URL 0 unknown error” is a common error that can occur when making HTTP requests in Angular. This error is caused by an invalid URL being passed into the HTTP service. The URL may be malformed, or it may be pointing to a resource that does not exist.
There are a few ways to fix this error. First, check the URL that you are passing into the HTTP service. Make sure that it is a valid URL and that it points to a resource that exists. If you are using a relative URL, make sure that the URL is correct and that it points to the correct resource.
If you still see this error, there may be an issue with your Angular application itself. Try restarting your application and/or refreshing the page. If this does not fix the issue, try running your application in production mode.
If you are still seeing this error after taking all of these steps, please file an issue on GitHub and include detailed information about your setup and the steps you took to reproduce the error.
What is an HTTP failure response for an unknown URL?
An HTTP failure response for an unknown url typically indicates that the web server is not able to resolve the domain name or IP address for the website you are trying to access. This can be due to a variety of factors, including but not limited to:
-The website’s DNS records are not pointing to a valid web server
-The web server is down or unreachable
-There is a network problem between your computer and the web server
How to fix an HTTP failure response for an unknown URL?
-Make sure the url is inputted correctly -Try reloading the page -Check your internet connection
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