Visual Studio Community – C# – MS TEAMS – Teams Templates Fail to Load


Visual Studio Community 2022 has several “templates” available that allows you to “scaffold” various apps, that once they are prepared, will normally run and give you a type of “Hello World” experience.

One of those templates is geared around “Microsoft Teams – Tab Apps with SSO”. It allows you to build a TEAMS app and load it into your TEAMS environment and debug it using Visual Studio.

I was working on such an App, and had to set it aside for a month or so. In that time, the “NEW Teams” came out.

When I got back into the App, and attempted to Debug it, the process to load the app appears to “miss” a step in the “side loading” process, where a UI would pop up and ask for your permission to “Add” the app to your Teams environment. The blank UI opens, but you never see the controls to allow the app to “Add” to the Teams environment. The debug session will continue to be active, but the app will never start up in the Teams Web UI and thus the app can no longer be debugged.

So, I’m wondering if anyone else has noticed this, when trying to build the “out of the box” TEAMS Example from this URL, or if suddenly you are unable to debug your TEAMS apps using the latest version of Visual Studio: https://learn.microsoft.com/en-us/microsoftteams/platform/sbs-gs-csharp

NOTE that all of the “prerequisites” that the MS tutorial mentions have been done and are in effect in my environment.

I’ve opened a ticket at GIT for TEAMS, but I’ve heard basically nothing back, because EVERYTHING is so “simple” and “easy” with anything that is Microsoft.

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