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 - [2026-07-13 08:30:53Z]: 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: 046eb411-4eff-4f38-9952-662032dc1500 Correlation ID: cafac1e8-375a-4c05-8555-f248e19b215c Timestamp: 2026-07-13 08:30:53Z - Correlation ID: cafac1e8-375a-4c05-8555-f248e19b215c - Trace ID: 046eb411-4eff-4f38-9952-662032dc1500
(node:3500) [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 - [2026-07-13 08:30:53Z]: 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: 3bbb461b-d755-43f2-8e13-8bfde3621500 Correlation ID: 66074670-7fc9-4798-a2c9-66ecb315174c Timestamp: 2026-07-13 08:30:53Z - Correlation ID: 66074670-7fc9-4798-a2c9-66ecb315174c - Trace ID: 3bbb461b-d755-43f2-8e13-8bfde3621500
Error getting the secret: invalid_client: 7000222 - [2026-07-13 08:30:54Z]: 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: dc2af633-afe6-44f2-83a8-bc3293b22000 Correlation ID: 298fafb5-bf9c-445f-a939-9b060f6e54ee Timestamp: 2026-07-13 08:30:54Z - Correlation ID: 298fafb5-bf9c-445f-a939-9b060f6e54ee - Trace ID: dc2af633-afe6-44f2-83a8-bc3293b22000
Error getting the secret: invalid_client: 7000222 - [2026-07-13 08:30:54Z]: 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: c91774a1-c5ee-47e6-82a7-e9e7e0bc1300 Correlation ID: 7b56f46f-5f6d-4f72-9e31-88f159c15df4 Timestamp: 2026-07-13 08:30:54Z - Correlation ID: 7b56f46f-5f6d-4f72-9e31-88f159c15df4 - Trace ID: c91774a1-c5ee-47e6-82a7-e9e7e0bc1300
Error getting the secret: invalid_client: 7000222 - [2026-07-13 08:30:55Z]: 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: 2bed3026-8477-4daa-8058-1d0a8f191400 Correlation ID: c4a4ab16-b395-4bf2-bd9b-59111f72db02 Timestamp: 2026-07-13 08:30:55Z - Correlation ID: c4a4ab16-b395-4bf2-bd9b-59111f72db02 - Trace ID: 2bed3026-8477-4daa-8058-1d0a8f191400
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)