<p>iisnode encountered an error when processing the request.</p><pre style="background-color: eeeeee">HRESULT: 0x2
HTTP status: 500
HTTP subStatus: 1002
HTTP reason: Internal Server Error</pre><p>You are receiving this HTTP 200 response because <a href=https://github.com/tjanczuk/iisnode/blob/master/src/samples/configuration/web.config>system.webServer/iisnode/@devErrorsEnabled</a> configuration setting is 'true'.</p><p>In addition to the log of stdout and stderr of the node.exe process, consider using <a href=http://tomasz.janczuk.org/2011/11/debug-nodejs-applications-on-windows.html>debugging</a> and <a href=http://tomasz.janczuk.org/2011/09/using-event-tracing-for-windows-to.html>ETW traces</a> to further diagnose the problem.</p><p>The last 64k of the output generated by the node.exe process to stderr is shown below:</p><pre style="background-color: eeeeee">Error getting the secret: invalid_client: 7000222 - [2026-04-23 10:12:25Z]: AADSTS7000222: The provided client secret keys for app &apos;1a3f705e-321b-477c-a2a9-dd6e240f8c1e&apos; are expired. Visit the Azure portal to create new keys for your app: https://aka.ms/NewClientSecret, or consider using certificate credentials for added security: https://aka.ms/certCreds. Trace ID: fc3fc356-639d-45aa-97cf-8e0964570600 Correlation ID: 7ba0bdc9-5a23-4511-8874-fc117b33faa6 Timestamp: 2026-04-23 10:12:25Z - Correlation ID: 7ba0bdc9-5a23-4511-8874-fc117b33faa6 - Trace ID: fc3fc356-639d-45aa-97cf-8e0964570600
(node:844) [DEP0005] DeprecationWarning: Buffer() is deprecated due to security and usability issues. Please use the Buffer.alloc(), Buffer.allocUnsafe(), or Buffer.from() methods instead.
(Use `node --trace-deprecation ...` to show where the warning was created)
Error getting the secret: invalid_client: 7000222 - [2026-04-23 10:12:26Z]: AADSTS7000222: The provided client secret keys for app &apos;1a3f705e-321b-477c-a2a9-dd6e240f8c1e&apos; are expired. Visit the Azure portal to create new keys for your app: https://aka.ms/NewClientSecret, or consider using certificate credentials for added security: https://aka.ms/certCreds. Trace ID: 1cfd9e16-0302-497f-bd1c-1ae111473e00 Correlation ID: 2b9ae7da-25f5-445c-a701-9995924b2975 Timestamp: 2026-04-23 10:12:26Z - Correlation ID: 2b9ae7da-25f5-445c-a701-9995924b2975 - Trace ID: 1cfd9e16-0302-497f-bd1c-1ae111473e00
Error getting the secret: invalid_client: 7000222 - [2026-04-23 10:12:26Z]: AADSTS7000222: The provided client secret keys for app &apos;1a3f705e-321b-477c-a2a9-dd6e240f8c1e&apos; are expired. Visit the Azure portal to create new keys for your app: https://aka.ms/NewClientSecret, or consider using certificate credentials for added security: https://aka.ms/certCreds. Trace ID: 25204889-ae1b-4748-b95f-c3be5b1a1100 Correlation ID: 74740263-fd32-48cc-aa32-28adf2e09a2f Timestamp: 2026-04-23 10:12:26Z - Correlation ID: 74740263-fd32-48cc-aa32-28adf2e09a2f - Trace ID: 25204889-ae1b-4748-b95f-c3be5b1a1100
Error getting the secret: invalid_client: 7000222 - [2026-04-23 10:12:26Z]: AADSTS7000222: The provided client secret keys for app &apos;1a3f705e-321b-477c-a2a9-dd6e240f8c1e&apos; are expired. Visit the Azure portal to create new keys for your app: https://aka.ms/NewClientSecret, or consider using certificate credentials for added security: https://aka.ms/certCreds. Trace ID: e30bf26a-0fa2-482f-8e64-2e081a710c00 Correlation ID: de27b489-c4d7-449e-9afb-821dd96b0026 Timestamp: 2026-04-23 10:12:26Z - Correlation ID: de27b489-c4d7-449e-9afb-821dd96b0026 - Trace ID: e30bf26a-0fa2-482f-8e64-2e081a710c00
Application has thrown an uncaught exception and is terminated:
TypeError: Cannot read properties of undefined (reading &apos;username&apos;)
    at C:\vehicle_status_API\server.js:25:32
    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)