Solution to IIS metadatabase access failure

Development Environment: Visual Studio 2005, C #, and ie 7.0

An error occurred while debugging the page:
An error occurred while accessing the IIS metadatabase.
After vs2005 is installed, IIS is installed. during the execution of the current Web request, the following exception occurs.
The process account used to run ASP. NET must have
IIS: // servername/W3SVC. For information about how to modify the metadatabase permission, see
Http://support.microsoft.com /? Kbid = 267904.
......

Solution:
1. Start Menu-> Run-> cmd
2. Run: C:/Windows/Microsoft. NET/framework/v2.0.50727/aspnet_regiis/R and register it again.