TeamsAppCreateConflict when running Basic AI Chatbot first time

[aycabas]

Describe the bug
I created a Basic AI Chatbot using Teams Toolkit and I try to run it for the first time. I'm getting the following error in the image, and I don't have any keys in env. I'm getting this error in Mac when I try to debug the app locally. Same error both in release and pre-release versions of TTK.

To Reproduce
Steps to reproduce the behavior:

1. Go to Teams Toolkit for VSCode.
2. Create Custom Copilot > Basic AI Chatbot.
3. Provide Azure OpenAI endpoint, key and deployment name.
4. Login with dev tenant.
5. Debug locally on Edge or Chrome.

VS Code Extension Information (please complete the following information):

• OS: MacOS / VSCode
• Pre-release: v5.9.2024081502 (pre-release)
• Release: v5.8.1

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[aycabas]

Updated error message, it might be related to the Dev Portal registrations:

[anchenyi]

hi @aycabas, thanks for reporting this issue. It's duplicate with #10003, please reference this issue for solution, thanks!