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Here is my ConfigureService and Configure methods in Startup.cs: (origins is an string[] contains https://188.75.112.16) public void ConfigureServices(IServiceCollection services) { services.AddCors(o => o.AddPolicy(_stockCorsPolicy, builder =>...

Can someone tell me why after loggedin to system, in Postman response i get 401 - unauthorization instead of my token? CorsConfig.java @Configuration public class CorsConfig { @Bean public CorsFilter corsFilter(){ UrlBasedCorsConfiguration...

I'm having my backend on http://localhost:8000 and frontend on http://localhost:8080 and all my POST API requests with guest middleware are working perfect but the GET one with auth middleware fails with the following error: Access to XMLHttpRequest at 'ht...

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我正在从javascript函数向node.js服务器发送网络POST请求。我在前端收到此错误响应： Access to fetch at 'https://server.herokuapp.com/connect/link' from origin 'http://localhost:8888' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the reques...

因此，即时通讯使用express作为我的客户端应用程序的简单后端。尝试向其下面的端点GET / urls请求时，始终收到此消息。 Access to fetch at 'http://localhost:5000/urls' from origin 'http://localhost:3000' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested reso...

我具有读取文件并将其发送到浏览器的云功能。当我在本地运行时，它可以工作，而当我通过Firebase运行时，它有时也可以工作。其他时候我得到 已被CORS策略阻止：所请求的资源上没有“ Access-Control-Allow-Origin”标头。如果不透明的响应满足您的需求，请将请求的模式设置为“ no-cors”，以在禁用CORS的情况下获取资源。 另外，当我在本地模拟函数时，它每次都起作用。文件可能很大，所以也许是问题所在？我更像是一个前端开发人员，所以我很茫然。连接超时和CORS标头会以某种方式丢失吗...

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