Sites using ShadowCopy fail with 500 errors when Maximum Worker Processes > 1

[scsloan]

Is there an existing issue for this?

• I have searched the existing issues

Describe the bug

Sites using ShadowCopy fail with 500 errors when then IIS Application Pool Maximum Worker Processes Setting is set to a value greater than 1.

Expected Behavior

At best, not to fail. At worst give a useful error message

Steps To Reproduce

1. Deploy Site to IIS with ShadowCopy enabled within the web.config
2. Within the IIS Application Pool for that site, Increase the Worker Processes Setting to 2
3. put some sort of load on the application.

Exceptions (if any)

None given

.NET Version

8.0.7

Anything else?

• Windows Server 2022
• Dotnet Hosting Bundle 8.0.7
• IIS 10