Thanks Amos, the issue was related to /var/run/squid Once I created that folder and allowed squid user to write there the issue was resolved. -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/Squid-3-3-5-problems-with-Tproxy-tp4660968p4660992.html Sent from the Squid - Users mailing list archive at Nabble.com.