As long as the insurance was active at the time you were cited the digital copy should be taken. Oregon
is one of the states that accept digital insurance cards per Oregon Law
. One of two things is happening. Either the officer and the clerk to whom this person would have shown proof to have the ticket waived messed up, in which case he would need to contact an attorney or file a dispute with the court on the grounds that you were compliant. The second would be that the insurance was not valid at the time of the ticket, which you can verify with your insurance company to be sure.