All Expere applications have been upgraded to require a 4.0 Application Pool.
- Navigate to Web Sites\Default Web Site\Expere. Right click and choose properties.
- Navigate to Web Sites\Default Web Site\OPPSA. Right click and choose properties.
- Navigate to Web Sites\Default Web Site\DataIntegrationValidationTool. Right click and choose properties.
- Navigate to Web Sites\Default Web Site. Right click and choose properties.
- In IIS Manager advance to the Web Service Extensions folder, a peer of the Web Sites folder used above.
- Verify ASP.NET v4.0 has its status set to Allowed.
- Restart IIS by entering iisreset in a command prompt.