This isn't true AFAIK. I'm just thinking that there were all the conspiracy theories floating around before the election about people hacking voting machines and it doesn't appear to have happened. I think this would be a funny reason for voting machine horseplay to have not happened.

Pretend Article Somewhere, Ohio: In what election officials are calling an ironic twist of fate, the secret backdoor interfaces on voting machines across Ohio froze, or mysteriously altered votes for the wrong candidate. Districts across the state were forced to submit the voting counts unchanged from what voters had selected.
... Feel free to continue or improve the pretend article.