IIS Error 500.19 returned by MailMarshal (SEG) 10.X websites

This article applies to:

• Trustwave MailMarshal (SEG) 10.X
• Console and Configuration Service websites

Symptoms:

• IIS Error 500.19 (error code 0x8007000d) returned by websites

Causes:

• This issue can be caused by corruption in the web.config file for the IIS installation
• Note that error 500.30 has a different cause - see linked article below

Resolution:

To resolve the issue:

1. Reinstall the .NET Hosting Bundle. You can install the latest point release of the version used by each MailMarshal release:
   • SEG 10.0.0: version 2.2
   • SEG 10.0.1 through 10.0.5: version 3.1 
   • MailMarshal 10.0.6 and 10.0.7: version 6.0
   • MailMarshal 10.1: version 7.0
2. Restart IIS

For .NET downloads, see the external link below.