Hvis en af de inficerede filer er til live update og/eller virus har 'spist' en fil kan det være derfor du ikke kan LU.
hent evt LU eller re-installer NAV.
To install or update LiveUpdate manually
If LiveUpdate is not functioning, or you do not have a LiveUpdate icon in the Windows Control Panel, you may need to reinstall LiveUpdate. Follow these steps:
Download the file LUSetup.exe from Symantec's Web site at:
ftp://ftp.symantec.com/public/english_us_canada/liveupdate/updates/lusetup.exeRun LUSetup.exe by double-clicking it from Windows Explorer.
This will install the most recent version of LiveUpdate, and add a LiveUpdate icon in the control panel.