Liveupdate is not downloading the virus definitions
Symptoms
Liveupdate is not downloading the virus definitions.
One of the following folders, depending on OS, are missing:
The License folder is not getting created during installation
Issue Resolution:
1. Stop "Symantec ScanEngine" service.
2. Move all license file(s) (.slf) to a backup folder.
3. Clear the Internet Explorer cache and Java cache.
4. Restart the "Symantec ScanEngine" service.
5. Install the current license file(s) (.slf) , making sure you have the correct product and the content license in it.
6. Check that the appropiate Licenses folder exists: (Either)
C:\Program Files (x86)\Common files\Symantec Shared\Licenses
C:\Program Files\Common files\Symantec Shared\Licenses
7. Stop "Symantec ScanEngine" service.
8. Copy the current license file(s) (.slf) , with the correct product and the content license in it, into the "Licenses" folder
9. Start the "Symantec ScanEngine" service.
For guidance on clearing Java Cache:
How do I clear the Java cache?
http://www.java.com/en/download/help/plugin_cache.xml