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 - [2026-07-18 03:43:38Z]: 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: 17804721-4348-43e0-8259-45d527560100 Correlation ID: cda074bc-570f-4ac3-b2be-7ad095b2b0de Timestamp: 2026-07-18 03:43:38Z - Correlation ID: cda074bc-570f-4ac3-b2be-7ad095b2b0de - Trace ID: 17804721-4348-43e0-8259-45d527560100
(node:3720) [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 - [2026-07-18 03:43:38Z]: 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: 17804721-4348-43e0-8259-45d52d560100 Correlation ID: 8f51610b-f34f-4ea2-920d-1ffd3651e50f Timestamp: 2026-07-18 03:43:38Z - Correlation ID: 8f51610b-f34f-4ea2-920d-1ffd3651e50f - Trace ID: 17804721-4348-43e0-8259-45d52d560100
Error getting the secret: invalid_client: 7000222 - [2026-07-18 03:43:38Z]: 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: abd851d2-8c5d-43d6-b7bd-e89ad6ec5600 Correlation ID: 43713e86-bd43-41e3-af89-d72e69388fd1 Timestamp: 2026-07-18 03:43:38Z - Correlation ID: 43713e86-bd43-41e3-af89-d72e69388fd1 - Trace ID: abd851d2-8c5d-43d6-b7bd-e89ad6ec5600
Error getting the secret: invalid_client: 7000222 - [2026-07-18 03:43:38Z]: 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: b592cbf0-0a07-482b-9f8e-a63437e70000 Correlation ID: 527eacf0-8b22-4130-b082-64552447f403 Timestamp: 2026-07-18 03:43:38Z - Correlation ID: 527eacf0-8b22-4130-b082-64552447f403 - Trace ID: b592cbf0-0a07-482b-9f8e-a63437e70000
Error getting the secret: invalid_client: 7000222 - [2026-07-18 03:43:39Z]: 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: 8bb211a8-ed64-45e3-95a4-2d8d2c093200 Correlation ID: ba2b1086-7182-42ad-bc16-f4c93d88a280 Timestamp: 2026-07-18 03:43:39Z - Correlation ID: ba2b1086-7182-42ad-bc16-f4c93d88a280 - Trace ID: 8bb211a8-ed64-45e3-95a4-2d8d2c093200
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)