@Override
    public void fatalError(SAXParseException exception) {
      RngSchemaValidator.handleError(exception, myFile, myDocument, new RngSchemaValidator.ValidationMessageConsumer() {
        @Override
        public void onMessage(@NotNull PsiElement context, @NotNull String message) {
          myHost.addMessage(context, message, Validator.ValidationHost.ErrorType.ERROR);
        }
      });
    }
@Override
    public void fatalError(SAXParseException exception)