 After three-plus seasons with the Wild, Hendrickson was traded during the 2003–04 season on February 25, 2004, along with an 8th round draft pick (Brandon Yip), to the Colorado Avalanche in exchange for a 4th round pick, which in turn was traded to the Ottawa Senators (who used the pick to select Cody Bass) in exchange for center Todd White.During 2004–05 NHL lockout Hendrickson, as a friend of Sergei Zholtok, played 7 games in Latvian hockey league club HK Riga 2000, but after the death of Zholtok he left the club.Hendrickson spent two seasons from 2005-07 playing for EC Salzburg in the Austrian EBEL before retiring.