I followed fowlling steps, but there are not "Internet" under Rpc.
NOTE: Serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully.
1. Click Start, click Run, type regedt32 in the Open box, and then click OK. This starts Registry Editor.
2. In Registry Editor, expand HKEY_LOCAL_MACHINE.
3. Under HKEY_LOCAL_MACHINE, double-click Software, double-click Microsoft, and then double-click RPC.
4. Under RPC, select Internet.
5. On the Edit menu, click Delete to delete the key.
6. On the File menu, click Exit to close Registry Editor.
7. Click Start, and then click Shut Down. Select Restart in the list, and then click OK to restart the computer.