output: #fixed code
                                  @Test
      public void moderator_should_approve_question_information() throws Exception {
          Information approvedInfo = new QuestionInformation("edited title", "edited desc", 
                  new LoggedUser(otherUser, null), new ArrayList<Tag>(), "comment");
          
          moderator.approve(myQuestion, approvedInfo);
          
          assertEquals(approvedInfo, myQuestion.getInformation());
          assertTrue(myQuestion.getInformation().isModerated());
      }
input: #vulnerable code 
                                  @Test
      public void moderator_should_approve_question_information() throws Exception {
          Question question = question("question title", "question description", author);
          Information approvedInfo = new QuestionInformation("edited title", "edited desc", 
                  new LoggedUser(otherUser, null), new ArrayList<Tag>(), "comment");
          
          moderator.approve(question, approvedInfo);
          
          assertEquals(approvedInfo, question.getInformation());
          assertTrue(question.getInformation().isModerated());
      } 
                              #location 10 
                              #vulnerability type NULL_DEREFERENCE