message: custom question: focus on error,
diff: @@ -271,6 +271,13 @@ export class QuestionCustomModel extends QuestionCustomModelBase {
  this.updateElementCss();
  return res;
  }
  + public focus(onError: boolean = false) {
  + if (!!this.contentQuestion) {
  + this.contentQuestion.focus(onError);
  + } else {
  + super.focus(onError);
  + }
  + }
  public get contentQuestion(): Question {
  return this.questionWrapper;
  }
  