Encountering the frustrating Microsoft Teams Error AADSTS50011? π© This common Azure Active Directory (now Entra ID) error screams "The reply URL specified in the request does not match the reply URLs configured for the application." It blocks sign-ins for Teams tabs, bots, or custom apps, halting your productivity.
Don't worry! This guide delivers a Redirect URI fix that's straightforward, reliable, and battle-tested. Follow these steps to banish the error forever and dive back into seamless collaboration. Let's get your Teams app humming! π
The root cause? A Redirect URI mismatch. When your Teams app authenticates via OAuth, the callback URL (Redirect URI) sent in the request doesn't exactly match what's registered in your Azure app. Common triggers:
msteams:// schemes).Pro tip: Always verify URIs case-sensitivelyβAzure is picky! π
Ready to fix it? You'll need Global Admin or App Admin access to the Azure Portal. Time: Under 10 minutes. Let's roll! β±οΈ
Sign in to Azure Portal > Microsoft Entra ID > App registrations.
Search for your Teams app by name or Client ID (from your manifest.json or bot registration).
Click your app > Authentication (left menu).
| Teams Component | Correct Redirect URI | Notes |
|---|---|---|
| Teams Tab (Personal) | https://token.botframework.com/.auth/web/redirect |
For auth-enabled tabs |
| Teams Bot | https://token.botframework.com/.auth/web/redirect or msteams://auth/ |
Bot Framework standard |
| Custom App (Web) | https://yourdomain.com/auth/callback |
Match your app's exact endpoint |
| Mobile/Teams Client | msteams://auth/<your-app-id> |
Replace <your-app-id> |
Action: Click Add a platform > Web or Mobile and desktop applications. Paste the exact URI, enable ID tokens if needed, and hit Configure. β
Save changes (wait 1-2 mins for propagation). Clear browser cache, sign out/in Teams, and retry. Boomβerror gone!
If it persists:
User.Read, offline_access for Teams.manifest.json with correct webApplicationInfo.id matching Client ID.π‘ Bonus Tip: For production apps, use Azure AD B2C or managed identities to avoid URI hassles altogether. Future-proof your setup!
Lock it down:
Congratsβyou're now a Microsoft Teams Error AADSTS50011 slayer! π Your app should authenticate flawlessly. Got a unique setup? Drop it in the commentsβwe love troubleshooting together. Stay productive! π
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