Error message: The page cannot be displayed in Internet Explorer

This problem may occur if any one or more of the following conditions is true:
Internet Explorer connection settings are incorrect.
An incorrect entry exists in a Hosts file.
The Winsock.dll, Wsock32.dll, or Wsock.vxd file is missing or damaged.
There are multiple copies of the Winsock.dll, Wsock32.dll, or Wsock.vxd file, or one of these files is in the wrong folder.
TCP/IP is not installed or is not functioning correctly.
The WinSock2 registry key is damaged.
The Internet Connection Sharing installation is damaged or is not functioning.
The Rnr20.dll file is missing or damaged or the "Library Path" value in the following registry key is missing or contains the wrong location:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\WinSock2\ Parameters\NameSpace_Catalog5\Catalog_Entries\000000000001
If you are using America Online (AOL) or CompuServe, there may be parental control restrictions applied to the account.
Incorrectly configured or non-functioning firewall or proxy software.