I long ago from a site to get tickets to the tried, and often successfully did. Which bank cards you did about how I do not know that an.this incident about three months to not buy a ticket.three end of the month when I try "Call your bank." warning encounter I had. other cards I tried,did not. and then I tried the U.S. card. happened this time. the next day by U.S., UK, DE in the country's card I tried, I got the same error, "Call your bank." Why would I get an error? I live in europe.