bug fix

themis-business/src/main/java/com/qmth/themis/business/service/impl/TOeExamRecordServiceImpl.java

@@ -1113,7 +1113,7 @@ public class TOeExamRecordServiceImpl extends ServiceImpl<TOeExamRecordMapper, T
                             0 :
                             ExamRecordCacheUtil.getAlreadyBreakCount(recordId);
                     alreadyBreakCount++;
-                    Long examActivityId = ExamRecordCacheUtil.getExamActivityId(recordId);
+//                    Long examActivityId = ExamRecordCacheUtil.getExamActivityId(recordId);
                     Long breakId = uidUtil.getId();
                     Long lastBreakTimeNow = System.currentTimeMillis();
                     ExamRecordCacheUtil.setLastBreakId(recordId, breakId);