ResourceReferenceKeyNotFoundException: 'TextDangerBrush' resource not found.
--Key: TextDangerBrush
StackTrace:
   at MS.Internal.Helper.FindResourceHelper.DoTryCatchWhen(Object arg)
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)