Thanks for reaching here! You may use diagnose and Solve, App Service Diagnostics is an intelligent and interactive experience to help you troubleshoot your app with no configuration required.
When you do run into issues with your app, App Service diagnostics points out what’s wrong to guide you to the right information to more easily and quickly troubleshoot and resolve the issue.
for details you may refer to Azure App Service diagnostics overview
Also suggest you send an email with subject line “Attn:Sneha |thread title” to AzCommunity[at]microsoft[dot]com referencing this thread, for deeper investigation.