Sergei Sergeev

@cardinalpipkin thanks for the info. When click debug, do you select Teams workbench? 

I created [this guide](https://github.com/s-KaiNet/spfx-fast-serve/blob/main/docs/MS%20Teams%20Toolkit.md) on how you can configure MS Teams TK with fast-serve. Also, there is a working repository where you can try it (I used [react-retail-dashboard](https://github.com/OfficeDev/teams-toolkit-samples/tree/v2.5.0/react-retail-dashboard) sample as...

@cardinalpipkin thanks for the info! I updated the guide with your details.

Seems your `\spfx-fast-serve-helpers` is not the latest, because in the stack trace it says `[email protected]`, but should be 1.18.12

> Hmmm, okay, I'll try, but the dependencies are installed automatically, right? I selected "yes/enter" when the spfx-fast-serve command asked me if I wanted to install the dependencies .... Yep,...

If you have fast-serve listed in package.json with tilde, and if you remove pnpm's lock file and install dependencies, what version will be actually installed for you? (Assuming that you...

Which pnpm version do you use? Does it happen on windows, WSL, or OSX?

Strange enough, but when I tried with pnpm 8.6.5 I was able to reproduce the issue, but not with 8.15.7 (latest 8.x). For me, it looks like pnpm bug? Also...

I guess #5 is related.

I don't think it's about any version of TS, React, etc. If you check out the minimal 1.19-beta.0 `package.json` file, you will notice, that now not all `@microsoft/*` related packages...