There could be a number of reasons why you're getting the message "An error restarting the game" in Monopoly GO. We've got a solution to get you rolling high again.
How to Restart Monopoly GO | FIX "We're sorry an error occurred which requires restarting the game"
Errors in Monopoly GO can pop up when you least expect them. Most commonly, an error can occur while claiming a reward via a Free Dice link or during a Partner Event. To avoid further frustration, here are ways to fix an “error restart game” message in Monopoly GO.
A restart error in Monopoly GO has usually occurred during Partner Events, when receiving rewards for unlocking milestones during a tournament or event, and even when receiving free Dice via a link. Here are several methods that will have you back in Monopoly GO in no time.
Phones can be just as unreliable as the mobile games we love to play. If you encounter an error while playing Monopoly GO, I recommend clearing all background applications as they can slow down your phone’s processing speed.