bug fix

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

@@ -79,7 +79,7 @@ public class CommonServiceImpl implements CommonService {
             // 清除缓存
 //			ExamActivityRecordCacheUtil.removeActivityRecordCache(ExamRecordCacheUtil.getExamActivityId(recordId),
 //					recordId);
-            Long examActivityId = ExamRecordCacheUtil.getExamActivityId(recordId);
+//            Long examActivityId = ExamRecordCacheUtil.getExamActivityId(recordId);
 //            Long examStudentId = ExamRecordCacheUtil.getExamStudentId(recordId);
             redisUtil.delete(RedisKeyHelper.examRecordCacheKey(recordId));
             redisUtil.delete(RedisKeyHelper.examAnswerKey(recordId));