The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: squid 2.5.12-4ubuntu2.5 Ubuntu 8.04 LTS: squid 2.6.18-1ubuntu3.1 Ubuntu 8.10: squid 2.7.STABLE3-1ubuntu2.2 Ubuntu 9.04: squid 2.7. …