stephen tschida. >> they are credit card friendly.se pay to park machines are not exactly trouble-free. >> a good 30 seconds now it has been authorizing. >> sometimes, the seconds turned into an eternity. really. the receipt just never materializes. >> it would be great if i could get my ticket. >> it happens more than it should i can tell you that. >> this is the number-one complaint we get. >> these machines should make it easier to pay to park. what is the problem? >> it sometimes jambs or runs out of paper. >> you can hear stories, such as this. >> i had to walk across the street to get a ticket. >> which means said sometimes, people are paying twice to part. >> officials say it is happening. >> you walk another half block down to the next one that is working. >> as they say the responsibility to correct the overpayment lies with the parker but such a challenge a working machine is viewed by some as a source of celebration. >> i got my ticket. excellent. >> the city may be looking into a different pay to park machine next year. no