Steps to fix Internal Server Error Handler SSINC-shtml (HTTP Error 500)


Staff member
To resolve this error first you have to install IIS feature which helps in execution of SSINC-shtm handler.
  • Login to Windows VPS server.
  • Navigate to Control Panel >> Programs >> Programs and Features >> Turn Windows features on or off.
  • Now open IIS (Internet Information Services) >> World Wide Web Services >> Application Development Features.
  • Here check all the IIS features like: .NET Extensibility, ASP, ASP.NET, ISAPI Extensions, ISAPI Filters, Server-Side Includes.
  • After that under go to Handler Mappings and check for SSINC-shtm your path should be *.shtm and for SSINC-shtml your path should be *.shtml enabled for ServerSideIncludeModule Handler.
  • Then in IIS under Handler Mappings, make sure you have SSINC-shtm for path *.shtm, and SSINC-shtml for path *.shtml enabled for the ServerSideIncludeModule Handler.