NET 2.0 Server application unavailable solution full record

In. NET 2.0, many new users often encounter this problem. after the project is completed in Vs, they want to browse in IIS, but often "server applications" appear.ProgramUnavailable ", I have encountered it before. Today, a friend has encountered such a problem. Let me help you with it. net has been around for a while, but this problem still occurs, so I think it is necessary to talk to some new users about the solution to this small problem. There are usually three solutions:
Solution 1 re-register. NET 2.0:
C: windowsmicrosoft.netframeworkv2.0.50727as.net_regiis.exe-I

Solution 2: Create an application pool:
To create an application pool
1. Click Start, point to program, and click Control Panel ".
2. Double-click "Administrative Tools" and double-click "inte. Net Information Service (IIS )".
3. Right-click application pool, point to new, and click application pool ".
4. Type apppool1 in the application pool ID text box.
5. Click OK ".

Allocate applications to the application pool
1. Click Start, point to program, and click Control Panel ".
2. Double-click "Administrative Tools" and double-click "inte. Net Information Service (IIS )".
3. Double-click "web site ".
4. Double-click "Default web site ".
5. Right-click debugapp1 and click Properties ".
6. In the "main directory" tab, select "apppool1" in the "application pool" list box, and click "OK ".

Solution 3: Modify the access permission of the folder where the website directory is located:

Right-click the current website directory and choose Properties> Security> Add> advanced> Search now> select users user> OK