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 - [2026-07-24 00:39:38Z]: 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: ec1c9f8a-0a68-4c66-b960-6b5c8f8a5300 Correlation ID: 2f9b3e34-4ecb-48ef-a44e-7a3d45077561 Timestamp: 2026-07-24 00:39:38Z - Correlation ID: 2f9b3e34-4ecb-48ef-a44e-7a3d45077561 - Trace ID: ec1c9f8a-0a68-4c66-b960-6b5c8f8a5300
(node:3572) [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 - [2026-07-24 00:39:38Z]: 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: 5a119b2c-838e-4ef6-affe-5f679a5d2700 Correlation ID: 0ef304a4-c569-4e04-be42-befb3e555121 Timestamp: 2026-07-24 00:39:38Z - Correlation ID: 0ef304a4-c569-4e04-be42-befb3e555121 - Trace ID: 5a119b2c-838e-4ef6-affe-5f679a5d2700
Error getting the secret: invalid_client: 7000222 - [2026-07-24 00:39:38Z]: 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: ec1c9f8a-0a68-4c66-b960-6b5c9a8a5300 Correlation ID: 361cf556-053a-4ee9-9db7-ce5f62a924ea Timestamp: 2026-07-24 00:39:38Z - Correlation ID: 361cf556-053a-4ee9-9db7-ce5f62a924ea - Trace ID: ec1c9f8a-0a68-4c66-b960-6b5c9a8a5300
Error getting the secret: invalid_client: 7000222 - [2026-07-24 00:39:39Z]: 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: ca9b80de-e95e-44b9-9e10-885300b60200 Correlation ID: b0845701-fa3a-480c-b883-d9cdf77da916 Timestamp: 2026-07-24 00:39:39Z - Correlation ID: b0845701-fa3a-480c-b883-d9cdf77da916 - Trace ID: ca9b80de-e95e-44b9-9e10-885300b60200
Error getting the secret: invalid_client: 7000222 - [2026-07-24 00:39:39Z]: 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: 5a119b2c-838e-4ef6-affe-5f67a75d2700 Correlation ID: 70ed3364-bae9-4fa6-93fc-59d4656bbf67 Timestamp: 2026-07-24 00:39:39Z - Correlation ID: 70ed3364-bae9-4fa6-93fc-59d4656bbf67 - Trace ID: 5a119b2c-838e-4ef6-affe-5f67a75d2700
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)