Sound effect disposed while playing sound.

[mklingen]

https://sentry.io/cfg/dwarfcorp/issues/689026200/

ObjectDisposedException: This object has already been disposed.
Object name: 'SoundEffect'.
  File "C:\Users\matth\Desktop\dwarfcorp\DwarfCorp\DwarfCorpXNA\Sound\SoundManager.cs", line 461, in PlaySound
    DwarfCorp.Sound3D PlaySound(System.String, Microsoft.Xna.Framework.Vector3, Boolean, Single, Single)
  File "C:\Users\matth\Desktop\dwarfcorp\DwarfCorp\DwarfCorpXNA\Scripting\Rooms\RoomTypes\Treasury.cs", line 129, in CreateCoins
    Void CreateCoins(Microsoft.Xna.Framework.Vector3)
  File "C:\Users\matth\Desktop\dwarfcorp\DwarfCorp\DwarfCorpXNA\Scripting\Rooms\RoomTypes\Treasury.cs", line 136, in HandleCoins
    Void HandleCoins()
  File "C:\Users\matth\Desktop\dwarfcorp\DwarfCorp\DwarfCorpXNA\Scripting\Rooms\RoomTypes\Treasury.cs", line 100, in set_Money
    Void set_Money(DwarfCorp.DwarfBux)
  File "C:\Users\matth\Desktop\dwarfcorp\DwarfCorp\DwarfCorpXNA\Scripting\Factions\Faction.cs", line 899, in AddMoney
    Void AddMoney(DwarfCorp.DwarfBux)
...
(3 additional frame(s) were not displayed)

This object has already been disposed.
Object name: 'SoundEffect'.