private void showExecutableErrorNotification(@NotNull Notification notification) {
    if (ApplicationManager.getApplication().isUnitTestMode() || ApplicationManager.getApplication().isHeadlessEnvironment()) {
      return;
    }

    NotificationsManager notificationsManager = NotificationsManager.getNotificationsManager();
    if (notificationsManager.getNotificationsOfType(notification.getClass(), myProject).length == 0) { // show only once
      notification.notify(myProject.isDefault() ? null : myProject);
    }
  }
private void showExecutableErrorNotification(@NotNull Notification notification)