FORZA 4 File Setting Problem --Open the game synchronization cloud end appears settings file damage

Open the game synchronization cloud end appears settings file damage E47-0
How to repair him?

Hi, I, too, have been waiting for a response from the support for 4 days already and not how. I am very sorry to have all 110 cars all my passing. If they do not answer me, I will write directly to developers. I lose my dear days from a subscription Xbox game pass