<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 - [2026-02-27 08:15:13Z]: 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: e8d6fe3f-5851-492a-8503-b3cb1c431d00 Correlation ID: d5cb9074-bdd8-4736-b20c-762f85247e60 Timestamp: 2026-02-27 08:15:13Z - Correlation ID: d5cb9074-bdd8-4736-b20c-762f85247e60 - Trace ID: e8d6fe3f-5851-492a-8503-b3cb1c431d00
(node:4272) [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 - [2026-02-27 08:15:13Z]: 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: b13a2d8c-1a92-4e07-89b2-d5d6319e1e00 Correlation ID: 4380e796-d52a-4e56-b7d3-4ee281deda77 Timestamp: 2026-02-27 08:15:13Z - Correlation ID: 4380e796-d52a-4e56-b7d3-4ee281deda77 - Trace ID: b13a2d8c-1a92-4e07-89b2-d5d6319e1e00
Error getting the secret: invalid_client: 7000222 - [2026-02-27 08:15:14Z]: 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: f230177a-8b39-4361-94d4-5a8ddece1300 Correlation ID: ff312ada-4195-420e-80fa-993c43b2eaae Timestamp: 2026-02-27 08:15:14Z - Correlation ID: ff312ada-4195-420e-80fa-993c43b2eaae - Trace ID: f230177a-8b39-4361-94d4-5a8ddece1300
Error getting the secret: invalid_client: 7000222 - [2026-02-27 08:15:14Z]: 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: 4aff16b0-9c34-498f-952b-2d37cffb1100 Correlation ID: ff585078-5a87-4f8a-94d8-6649fcebfc0d Timestamp: 2026-02-27 08:15:14Z - Correlation ID: ff585078-5a87-4f8a-94d8-6649fcebfc0d - Trace ID: 4aff16b0-9c34-498f-952b-2d37cffb1100
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)