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Microsoft 365 Error Codes

Fix Apps Not Loading on Microsoft Access Panel Error AADSTS900144

Amos GikundaAmos Gikunda Sep 25, 2026 868 views

Question details

Users are unable to load applications from the Microsoft Access Panel and are encountering error code AADSTS900144.

Fix Apps Not Loading on Microsoft Access Panel Error AADSTS900144
Product
Microsoft 365
Device & OS
not provided
Scenario
Attempting to access organizational or student applications via the Microsoft Access Panel.
Observed behavior
The access panel gets stuck on a loading screen and eventually returns the AADSTS900144 error, often accompanied by a 410 error, due to an outdated or invalid redirect URL.
Before you start

Ensure you have your correct organization or student login credentials available, and clear your browser's cache to prevent it from automatically loading old or deprecated redirect links.

Solution 1Recommended

Bypass the Broken Intermediate Redirect Link

Navigate directly to your institution's main portal instead of using saved bookmarks or intermediate links that may have been deprecated.

Error AADSTS900144 typically occurs when the application is trying to use an invalid or deprecated Reply URL (redirect URI). By going directly to the official source, you can bypass the broken routing path.

1
Open the official website

Open your web browser and navigate directly to the official homepage of your university, school, or organization.

2
Locate the portal login

Find the primary login button for the student or employee portal on the homepage.

3
Sign in directly

Enter your Microsoft 365 credentials. Once logged in, launch your required applications directly from this main dashboard.

Bypass the Broken Intermediate Redirect Link
Update Bookmarks: Once you successfully access your apps, remember to update your browser bookmarks with the new direct portal link to avoid encountering this error in the future.
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Frequently Asked Questions

What does error AADSTS900144 mean in Microsoft 365?

This error code indicates that the redirect URI (or Reply URL) requested by the application is missing, invalid, or does not match the configured URIs in the organization's Azure Active Directory.

Why am I seeing a 410 error along with the loading screen?

A 410 error means the requested resource is no longer available and has been permanently removed. This happens when the intermediate link you clicked is trying to send you to a deprecated portal page.

Can clearing my browser cache fix the AADSTS900144 error?

Yes, if your browser has saved an outdated redirect URL in its cache or cookies, clearing them forces the browser to fetch the most recent and correct routing path for your organization's login page.