IIS上网站运行后报这个错是为什么 HTTP Error 50030 - ASPNET Core app failed to startCommon solutions to this issueThe app failed to startThe app started but then stoppedThe app started but threw an exception during s

the exception details There could be several reasons why you are seeing this error message. Here are some possible explanations:

1. Missing or incorrect configuration: Check if the necessary configurations for running the ASP.NET Core app are properly set up in the IIS. Ensure that the correct .NET Core runtime version is installed on the server.

2. Dependency issues: Verify if all the required dependencies for the app are installed correctly. Check if there are any missing or incompatible dependencies that could be causing the app to fail during startup.

3. Permissions: Ensure that the app has the necessary permissions to access the required files and directories. Check the file system permissions for the app's files and folders.

4. Environment variables: Verify if the necessary environment variables are set up correctly for the app. These variables could include connection strings, API keys, or other configuration settings.

To troubleshoot the issue, you can follow these steps:

1. Check the system event log for error messages: Open the Event Viewer on the server and navigate to the "Application" or "System" log. Look for any error messages related to your app and investigate the details.

2. Enable logging the application process' stdout messages: In the IIS, go to the "Configuration" settings for your app. Under the "Debugging" section, enable the option to log the application process' standard output messages. This can help capture any error messages or exceptions thrown during the app startup process.

3. Attach a debugger to the application process: If you have access to the server, you can attach a debugger to the application process and inspect the exception details. This can provide more specific information about why the app is failing to start.

By following these troubleshooting steps and investigating the error messages, you should be able to identify and resolve the issue causing the HTTP Error 500.30.