IdentityServer4 Cannot authenticate using the IdentityServer4 ver. 2.0
IdentityServer4 Unauthorized (401) during websocket handshake when authorizing SignalR client with JWT bearer token
sdk dotnet build results in error CS0579 duplicate attributes with AssemblyVersionAttribute (and others) specified
core Install dotnet-sdk-3.1 on WSL with Ubuntu 20.04 tells me "Unable to correct problems, you have held broken packages"
sdk "dotnet build" failed with error NETSDK1073 for the .NET core 3.0 app with reference to a .NET Standard 2.1 class lib
core Port localhost:5000 not released causing error System.IO.IOException: Failed to bind to address http://127.0.0.1:5000: address already in use.
sdk In process hosting is not supported for AspNetCoreModule. Change the AspNetCoreModule to atleast AspNetCoreModuleV2.
aspnetcore After upgrading to ASP.NET Core 2.1, get error that project will use 2.1.0-rc1. How to fix?