diff --git a/src/main/java/club/joylink/rtss/services/paper/PaperUserCreateService.java b/src/main/java/club/joylink/rtss/services/paper/PaperUserCreateService.java
index 988f400f1..15c556a8b 100644
--- a/src/main/java/club/joylink/rtss/services/paper/PaperUserCreateService.java
+++ b/src/main/java/club/joylink/rtss/services/paper/PaperUserCreateService.java
@@ -68,9 +68,10 @@ public class PaperUserCreateService {
             pu.setStatus(false);
             example.createCriteria().andIdIn(idList);
             this.paperUserDAO.updateByExampleSelective(pu,example);*/
-            PaperUserExample paperUserExample = new PaperUserExample();
+            /*PaperUserExample paperUserExample = new PaperUserExample();
             paperUserExample.createCriteria().andIdIn(idList);
-            this.paperUserDAO.deleteByExample(paperUserExample);
+            this.paperUserDAO.deleteByExample(paperUserExample);*/
+
             this.deletePaperUserQuestion(idList);
 
         }
diff --git a/src/main/java/club/joylink/rtss/services/paper/PaperUserSubmitAnswerService.java b/src/main/java/club/joylink/rtss/services/paper/PaperUserSubmitAnswerService.java
index c786bc31a..1a9257d3c 100644
--- a/src/main/java/club/joylink/rtss/services/paper/PaperUserSubmitAnswerService.java
+++ b/src/main/java/club/joylink/rtss/services/paper/PaperUserSubmitAnswerService.java
@@ -122,7 +122,7 @@ public class PaperUserSubmitAnswerService {
             return new TrainAnswerVO(PaperQuestionState.Undo, Collections.EMPTY_LIST);
         }
         BusinessExceptionAssertEnum.DATA_NOT_EXIST.assertTrue(Objects.nonNull(detailVO),String.format("未找到对应的实训数据[%s]",reqVo.getPqId()));
-        List<Step2VO> stepList = JsonUtils.readCollection(detailVO.getStepJson(), Step2VO.class);
+        List<Step2VO> stepList = JsonUtils.readCollection(detailVO.getStepJson(),ArrayList.class, Step2VO.class);
 
         Map<Long,PaperTrainAnswerDetail> stepMapper = reqVo.getTrainDetail().stream().collect(Collectors.toMap(d->d.getStepId(), Function.identity(),(v1,v2)->v1));