<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 - [2026-10-07 09:14:29Z]: 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: 07f04138-c5fe-4a6a-a633-f5057d411900 Correlation ID: deddf01a-e65b-447e-8989-9473c51e8d34 Timestamp: 2026-10-07 09:14:29Z - Correlation ID: deddf01a-e65b-447e-8989-9473c51e8d34 - Trace ID: 07f04138-c5fe-4a6a-a633-f5057d411900
(node:5232) [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 - [2026-10-07 09:14:29Z]: 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: 7e017eb0-a77d-4b77-b2df-bc33b5131800 Correlation ID: ad38fada-7cf4-4ced-b769-ac29e61ee5ae Timestamp: 2026-10-07 09:14:29Z - Correlation ID: ad38fada-7cf4-4ced-b769-ac29e61ee5ae - Trace ID: 7e017eb0-a77d-4b77-b2df-bc33b5131800
Error getting the secret: invalid_client: 7000222 - [2026-10-07 09:14:29Z]: 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: 072971b6-e723-4fd5-8f3f-13c90ebf2100 Correlation ID: 12691044-0988-4229-9c8e-76cc396f5fb8 Timestamp: 2026-10-07 09:14:29Z - Correlation ID: 12691044-0988-4229-9c8e-76cc396f5fb8 - Trace ID: 072971b6-e723-4fd5-8f3f-13c90ebf2100
Error getting the secret: invalid_client: 7000222 - [2026-10-07 09:14:29Z]: 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: 68d20966-44aa-4539-a991-788dc5216000 Correlation ID: f6c9abb4-582b-4614-bb94-fb26e29fb1c8 Timestamp: 2026-10-07 09:14:29Z - Correlation ID: f6c9abb4-582b-4614-bb94-fb26e29fb1c8 - Trace ID: 68d20966-44aa-4539-a991-788dc5216000
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)