HTTP Error 500.30 - ASP.NET Core app failed to start

Common solutions to this issue:

• The app failed to start
• The app started but then stopped
• The app started but threw an exception during startup

Troubleshooting steps:

• Check the system event log for error messages
• Enable logging the application process' stdout messages
• Attach a debugger to the application process and inspect

For more guidance on diagnosing and handling these errors, visit Troubleshoot ASP.NET Core on Azure App Service and IIS.

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May 7, 2026

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If you’re shopping for a full-size SUV in Lee’s Summit, Kansas City, Overland Park, or Olathe, the 2026 Chevy Suburban is one of the most spacious SUVs on the road today. At McCarthy Chevrolet Lee’s Summit, one of the most common questions we hear is: How much storage space does it actually have? The short […]

Tags: Chevrolet, Chevrolet Suburban, Chevy, Chevy Lee's Summit, Kansas City, Lee's Summit, McCarthy Auto Group, New Suburban, Suburban
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Tags: Blazer, Chevrolet, Chevy, Chevy Lee's Summit, Equinox, Kansas City, Lee's Summit, McCarthy Auto Group, New Chevy, Silverado, Suburban, Tahoe
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HTTP Error 500.30 - ASP.NET Core app failed to start

Common solutions to this issue:

• The app failed to start
• The app started but then stopped
• The app started but threw an exception during startup

Troubleshooting steps:

• Check the system event log for error messages
• Enable logging the application process' stdout messages
• Attach a debugger to the application process and inspect

For more guidance on diagnosing and handling these errors, visit Troubleshoot ASP.NET Core on Azure App Service and IIS.