iisnode encountered an error when processing the request.

HRESULT: 0x2
HTTP status: 500
HTTP subStatus: 1002
HTTP reason: Internal Server Error

You are receiving this HTTP 200 response because system.webServer/iisnode/@devErrorsEnabled configuration setting is 'true'.

In addition to the log of stdout and stderr of the node.exe process, consider using debugging and ETW traces to further diagnose the problem.

The last 64k of the output generated by the node.exe process to stderr is shown below:

Error getting the secret: invalid_client: 7000222 - [2026-10-05 02:46:16Z]: AADSTS7000222: The provided client secret keys for app '1a3f705e-321b-477c-a2a9-dd6e240f8c1e' 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: 6fce5259-92a9-4fb0-bcf8-94fdd13eca00 Correlation ID: 510c22c8-1a31-46a7-8875-431644d56a57 Timestamp: 2026-10-05 02:46:16Z - Correlation ID: 510c22c8-1a31-46a7-8875-431644d56a57 - Trace ID: 6fce5259-92a9-4fb0-bcf8-94fdd13eca00
(node:3584) [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 - [2026-10-05 02:46:17Z]: AADSTS7000222: The provided client secret keys for app '1a3f705e-321b-477c-a2a9-dd6e240f8c1e' 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: 6fce5259-92a9-4fb0-bcf8-94fddb3eca00 Correlation ID: bc28ba43-75a8-4fd8-8d6f-4cefe1a8062b Timestamp: 2026-10-05 02:46:17Z - Correlation ID: bc28ba43-75a8-4fd8-8d6f-4cefe1a8062b - Trace ID: 6fce5259-92a9-4fb0-bcf8-94fddb3eca00
Error getting the secret: invalid_client: 7000222 - [2026-10-05 02:46:17Z]: AADSTS7000222: The provided client secret keys for app '1a3f705e-321b-477c-a2a9-dd6e240f8c1e' 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: ed80cb5e-dc3d-4d98-9afb-90af1a32c500 Correlation ID: 788891a4-76bb-4574-aa48-b7138fddc9b7 Timestamp: 2026-10-05 02:46:17Z - Correlation ID: 788891a4-76bb-4574-aa48-b7138fddc9b7 - Trace ID: ed80cb5e-dc3d-4d98-9afb-90af1a32c500
Error getting the secret: invalid_client: 7000222 - [2026-10-05 02:46:17Z]: AADSTS7000222: The provided client secret keys for app '1a3f705e-321b-477c-a2a9-dd6e240f8c1e' 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: 038521d1-2994-4794-b5e0-b1dfbb73c400 Correlation ID: 0b70928d-af0f-4f6f-8ad4-5da6b08d644b Timestamp: 2026-10-05 02:46:17Z - Correlation ID: 0b70928d-af0f-4f6f-8ad4-5da6b08d644b - Trace ID: 038521d1-2994-4794-b5e0-b1dfbb73c400
Error getting the secret: invalid_client: 7000222 - [2026-10-05 02:46:18Z]: AADSTS7000222: The provided client secret keys for app '1a3f705e-321b-477c-a2a9-dd6e240f8c1e' 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: 9b39abbb-f6dd-4e97-8c8c-d38518cb2901 Correlation ID: cb92ce92-4b31-4cc3-b9fe-8e23f861e1eb Timestamp: 2026-10-05 02:46:18Z - Correlation ID: cb92ce92-4b31-4cc3-b9fe-8e23f861e1eb - Trace ID: 9b39abbb-f6dd-4e97-8c8c-d38518cb2901
Application has thrown an uncaught exception and is terminated:
TypeError: Cannot read properties of undefined (reading 'username')
    at C:\vehicle_status_API\server.js:30:32
    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)