Rectify MOSS Setup error:

Setup is unable to proceed due to the following error(s): This product requires ASP.NET v2.0 to be set to 'Allow' in the list of Internet Information Services (IIS) Web Server Extensions. If it is not available in the list, reinstall ASP.Net v2.0.

Correct the issue(s) listed above and re-run setup.

Steps,

1. Run aspnet_regiis -i at .NET 2.0 folder. - [C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\]

2. If the error still exist, you need to manual "Allow" the asp.net 2.0 in IIS Web Server Extensions.