This is cause by an unregistered dll, usual one specific dll, Actxprxy.dll.
To re-register the dll under Vista:
- Click Start and in the search box type:
- Now hold down CTRL+SHIFT (to use elevated priviledges) and press Enter.
- Restart the computer.
If this doesn’t fix the problem then repeat using the folowing files:
- regsvr32 Shdocvw.dll
- regsvr32 Oleaut32.dll
- regsvr32 Mshtml.dll
- regsvr32 Browseui.dll
- regsvr32 Shell32.dll