Correct ashWebSv.dll version 9.0.2006.160 for the initiali release of avast 2014! Fixes mostly JAVA problems with IPv6 traffic.
1. Disable avast! self-defense module (Settings -> Troubleshooting -> Enable avast! self-defense module)
2. Download
http://public.avast.com/~rypacek/patches/webshield-160.zip WebShield-160.zip package and extract to any folder.
3. Open Control Panel / Services, and stop "Avast! Antivirus" service
4. Copy all files into \Program Files\AVAST Software\Avast\ folder (overwrite existing) - the tool to copy the files must be running under administrator
5. Start the "avast! Antivirus" service again, in control panel.
6. Enable avast! self-defense module and reboot