I got this error message :
java.net.URISyntaxException: Illegal character in query at index 31: http://finance.yahoo.com/q/h?s=^IXIC
Use % encoding for the ^ character, viz. http://finance.yahoo.com/q/h?s=%5EIXIC
%
^
http://finance.yahoo.com/q/h?s=%5EIXIC