/// <summary>
 /// Removes the view validation error.
 /// </summary>
 /// <param name="e">The e <see cref="ViewValidationError"/></param>
 public void RemoveViewValidationError(ViewValidationError e)
 {
     _viewValidationErrorDictionary.Remove(e.Key);
     RaisePropertyChanged("ViewValidationErrorMessages");
     RaisePropertyChanged("ViewValidationErrorCount");
 }
 /// <summary>
 /// Adds the view validation error.
 /// </summary>
 /// <param name="e">The e <see cref="ViewValidationError"/></param>
 public void AddViewValidationError(ViewValidationError e)
 {
     _viewValidationErrorDictionary.Add(e.Key, e);
     RaisePropertyChanged("ViewValidationErrorMessages");
     RaisePropertyChanged("ViewValidationErrorCount");
 }