WASHINGTON — A growing number of state and local officials are getting cold feet about electronic voting technology, and many are making last-minute efforts to limit or reverse the rollout of new machines in the November elections. Less than two months before voters head to the polls, Gov. Robert L. Ehrlich Jr. of Maryland this week became the most recent official to raise concerns publicly. Mr. Ehrlich, a Republican, said he lacked confidence in the state’s new $106 million electronic voting system and suggested a return to paper ballots. Dozens of states have adopted electronic voting technology to comply with federal legislation in 2002 intended to phase out old-fashioned lever and punch-card machines after the ‘hanging chads’ confusion of the 2000 presidential election. But some election officials and voting experts say they fear that the new technology may have only swapped old problems for newer, more complicated ones. Their concerns became more urgent after widespread problems with the new technology were reported this year in primaries in Ohio, Arkansas, Illinois, Maryland and elsewhere. This year, about one-third of all precincts nationwide are using the electronic voting technology for the first time, raising the chance of problems […]