e、 g.您使用angular，因此前端的开发服务器是http://localhost:4200. 生产中的服务器是https://you....
CORS issue when call algo nodejs api from ionic(angular) app (response for preflight has invalid HTTP 404) ) I am trying to make a mobile app with ionic3( based on angular4). it could also be a progressive web app (PWA). When call algo node api, I get following CORS error, Resp...
将抛出CORS错误。XMLHttpRequest的设计目的是发出一个请求，得到一个响应，然后你在代码中对响应做一些事...
I tested again with client-uri: http://localhost:7080/backend, and I'm now having an error during the call to http://localhost:7080/backend/api/login/oauth2/code/myregistration endpoint, which returns HTTP 302 with a redirect to /?error=[authorization_request_not_found]%20 instead of the...
"No connection could be made because the target machine actively refused it" when calling service in MVC app "Object reference not set to an instance of an object." ??? "PostAsJsonAsync" is not invoking web api POST action method "System.Data.Entity.Internal.AppConfig" type initializer causes...
SAMLRequest=someSAMLpayloadAs to sending back the allowed origin header that is triggered by the browser sending an OPTIONS request before it does a POST/GET to PingFederate. This would be automatically triggered by browser if you have JavaScript loaded on a different site at...
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One of my biggest irritations with some APIs is the dreaded "HTTP Response 500: Internal Server Error". When your own API throws this exception, this is often because something has gone wrong, and your code hasn't bothered to catch the problem, or handle it gracefully. And, of course, ...
'No such host is known' error when configuring Reporting database 'Oracle' data extension not registered 'Return' statement in a Function,Get,or Operator must return a value...Question "An error occurred during local reporting processing. Object reference not set to an instance of an object."...
When I run chrome browser with CORS, API method Options is called and it hasn’t authorization’s header so I got 401 error. Although. I don’t understand why API method Options hasn’t authorization’s header. I tried to call REST API via angularJS. I tried ...