IIS 6.0 Management Compataility

My colleague ran into this issue when trying to open a WCF service in Visual Studio 2010 in Windows 7.
I encountered this before and I remembered installing the IIS 6.0 Management Compatability solves the problem.

So try my usual way of Googl-ing and found this steps.

http://technet.microsoft.com/en-us/library/bb397374(v=exchg.80).aspx

Install the IIS 6.0 Management Compatibility Components in Windows 7 or in Windows Vista from Control Panel

1. Click Start, click Control Panel, click Programs and Features, and then click Turn Windows features on or off.
2. Open Internet Information Services.
3. Open Web Management Tools.
4. Open IIS 6.0 Management Compatibility.
5. Click to select the IIS 6 Metabase and IIS 6 configuration compatibility, IIS 6 WMI Compatibility, and IIS 6 Management Console check boxes.
6. Click OK.