3. SVhost.exe Virus :

Close Port 445:

1. Start Registry Editor (Regedit.exe) by clicking Start menu, and then click the Run icon.

2. In the small box that Opens, type: regedit then click the OK button.
The Registry Editor will now have opened.
3. Locate the following key in the registry:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\NetBT\Parameters
In the right-hand side of the window find an option called TransportBindName.
Double click that value, and then delete the default value,
thus giving it a blank value.

Close Port 135:

1. Then you must now navigate to the following registry key:
HKEY_LOCAL_MACHINE\Software\Microsoft\OLE
2. You will see there is a String Value called: EnableDCOM
Set the value to: N (it should currently be Y)
3. Close the Registry Editor. Shutdown and Restart your computer.

Well thats all :) but if you want you can disable NETbios.

Update: For whole those who are looking for an alternate solution to
fix this error please consider my latest post to Fix Generic Host Error