Game not starting (System.Threading.SynchronizationLockException)

I've been trying to play since yesterday but the game wont start and everytime i try to run it i get this error

System.Threading.SynchronizationLockException: Object synchronization method was called from an unsynchronized block of code.
at Terraria.IO.Preferences.Save(Boolean createFile)
at Terraria.Main.SaveSettings()
at Terraria.Main.OpenSettings()
at Terraria.Main.ClientInitialize()
at Terraria.Main.Initialize()
at Microsoft.Xna.Framework.Game.RunGame(Boolean...

Game not starting (System.Threading.SynchronizationLockException)