@Test(groups = {"CuratedContent001", "CuratedContent"})
 public void curatedContent001_saveWithoutImage() {
   WikiBasePageObject base = new WikiBasePageObject(driver);
   base.loginAs(credentials.userNameStaff, credentials.passwordStaff, wikiURL);
   SpecialCuratedContentPageObject cc = base.openSpecialCuratedContent(wikiURL);
   // add new element without image
   cc.addNewElement(CATEGORY, LABEL);
   // verify error message and save button not clickable
   cc.verifyImageErrorInLastElement();
   cc.verifySaveNotClickable();
 }