#### Describe the bug Can't start `dotnet try` : System.ArgumentException: An item with the same key has already been added. Key: .wasm #### Did this error occur while using `dotnet try` or online? - [x] `dotnet-try` #### What kind of error was it? - [x] Other #### Please complete the following: - OS - [x] Windows 10 Hello, As @jonsequitur pointed [here](https://github.com/dotnet/try/issues/166) ~7month ago, this issue has been identified [here](https://github.com/aspnet/AspNetCore/issues/5666) and probably fixed [here](https://github.com/aspnet/AspNetCore/pull/6731/files) Is there a branch, a version, anything to make `dotnet try` run ? i tried all 3 version on `nuget.org` as global tool i also tried the latest version installed with ``` > dotnet install tool dotnet-try --tool-path ./.try > ./.try/dotnet-try.exe . ``` I tried : * with empty folder * on this repo sample * with the `dotnet/try-sample` repo * with `Options 2` from the docs I'm not sure what i missed, but i guess something obvious but i can't get it ^^