diff --git a/laws-modules/src/main/java/com/jero/modules/activiti/process/esRevision/entity/ProcessEsRevision.java b/laws-modules/src/main/java/com/jero/modules/activiti/process/esRevision/entity/ProcessEsRevision.java
index 478b27cb..6ed7c3ed 100644
--- a/laws-modules/src/main/java/com/jero/modules/activiti/process/esRevision/entity/ProcessEsRevision.java
+++ b/laws-modules/src/main/java/com/jero/modules/activiti/process/esRevision/entity/ProcessEsRevision.java
@@ -332,14 +332,23 @@ public class ProcessEsRevision implements Serializable {
 
 
     public void setOtherDrafterUploadFileJson(List<OtherDraftUserVO> otherDraftUserVOS) {
+        if (otherDraftUserVOS == null) {
+            return;
+        }
         this.otherDrafterUploadFileJson = JSON.toJSONString(otherDraftUserVOS);
     }
 
     public void setInspectContentJson(List<InspectContentVO> inspectContents) {
+        if (inspectContents == null) {
+            return;
+        }
         this.inspectContentJson = JSON.toJSONString(inspectContents);
     }
 
     public void setReviewMeetingDetailJson(List<ReviewMeetingDetailVO> reviewMeetingDetails) {
+        if (reviewMeetingDetails == null) {
+            return;
+        }
         this.reviewMeetingDetailJson = JSON.toJSONString(reviewMeetingDetails);
     }