Not Able To See Users Tab

Hello
I am not able to view the Allowed Users Tab In Network Connections\Incoming
Connections. It Just crashes and error reporting comes in front.
This Is Error Info is displayed.And The attachment is error dumped by watson
i suppose.
Please Help.....

AppName: explorer.exe AppVer: 6.0.2900.3156 ModName: rasdlg.dll
ModVer: 5.1.2600.2180 Offset: 00036081

Thanking - You
Mohammad Atfan Iqbal