bug fix

distributed-print-business/src/main/java/com/qmth/distributed/print/business/templete/service/impl/TaskLogicServiceImpl.java

@@ -142,7 +142,8 @@ public class TaskLogicServiceImpl implements TaskLogicService {
         } else if (Objects.nonNull(examDetailIds)) {
             examDetailQueryWrapper.lambda().in(ExamDetail::getId, examDetailIds);
         }
-        examDetailQueryWrapper.lambda().set(ExamDetail::getStatus, ExamDetailStatusEnum.NEW);
+        examDetailQueryWrapper.lambda().set(ExamDetail::getStatus, ExamDetailStatusEnum.NEW)
+                .set(ExamDetail::getAttachmentPath, null);
         detailService.update(examDetailQueryWrapper);
 
         //所有考场都撤回，印刷任务状态改为就绪