brakes locked

2017 EZGO RXV 48v brake fails to release. Drove my cart on Saturday with out issues. it was parked all day Sunday, tried to take it out for a ride today and the brake is failing to release. I do have a 100% charge on the batteries. it has in the past, done this but if I cycled the key off/on a...

I have an EZGO RXV with Danaher controller. My golf cart was working normally until suddenly I received an empty battery warning light. Seeing that, I put it to charge. I waited for it to charge completely. After recharging them I tried to turn on the golf cart. But, when I turn the keys to put...