diff --git a/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormApplyServiceImpl.java b/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormApplyServiceImpl.java
index 2b585a9..fe50c68 100644
--- a/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormApplyServiceImpl.java
+++ b/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormApplyServiceImpl.java
@@ -690,7 +690,7 @@ public class StudyFormApplyServiceImpl extends ServiceImpl<StudyFormApplyMapper,
                 baseMapper.updateBdnr(form.getId(), form.getBdnr(), bdnr.getLong("syId"), bdnr.getLong("bmId"), bdnr.getLong("sdId"), bdnr.getString("sywzmc"), bdnr.getString("xynd"), bdnr.getDate("xysj"));
             }
             //稽查轨迹
-            if (StringUtils.isNoneBlank(form.getFiledValue())) {
+            if (StringUtils.isNoneBlank(form.getFiledValue())&&!"null".equals(form.getFiledValue())) {
                 StudyFormApply studyFormApplyOld = this.getById(form.getId());
                 JSONArray jsonArray = JSONArray.parseArray(form.getFiledValue());
                 List<StudyFormApplyJcgj> studyFormApplyJcgjs = new ArrayList<>();
diff --git a/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormFillServiceImpl.java b/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormFillServiceImpl.java
index c1dc9b1..6d2216f 100644
--- a/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormFillServiceImpl.java
+++ b/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormFillServiceImpl.java
@@ -929,7 +929,7 @@ public class StudyFormFillServiceImpl extends ServiceImpl<StudyFormFillMapper, S
             baseMapper.updateBdnr(form.getId(), form.getBdnr());
         }
         //稽查轨迹
-        if (StringUtils.isNoneBlank(form.getFiledValue())) {
+        if (StringUtils.isNoneBlank(form.getFiledValue())&&!"null".equals(form.getFiledValue())) {
             StudyFormFill studyFormFillOld = this.getById(form.getId());
             JSONArray jsonArray = JSONArray.parseArray(form.getFiledValue());
             List<StudyFormFillJcgj> studyFormFillJcgjs = new ArrayList<>();
diff --git a/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormPlanServiceImpl.java b/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormPlanServiceImpl.java
index 6515394..c450d14 100644
--- a/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormPlanServiceImpl.java
+++ b/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormPlanServiceImpl.java
@@ -397,7 +397,7 @@ public class StudyFormPlanServiceImpl extends ServiceImpl<StudyFormPlanMapper, S
             baseMapper.updateBdnr(form.getId(), form.getBdnr());
         }
         //稽查轨迹
-        if (StringUtils.isNoneBlank(form.getFiledValue())) {
+        if (StringUtils.isNoneBlank(form.getFiledValue())&&!"null".equals(form.getFiledValue())) {
             StudyFormPlan studyFormPlanOld = this.getById(form.getId());
             JSONArray jsonArray = JSONArray.parseArray(form.getFiledValue());
             List<StudyFormPlanJcgj> studyFormPlanJcgjs = new ArrayList<>();
diff --git a/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormPreServiceImpl.java b/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormPreServiceImpl.java
index c8eeb48..e423851 100644
--- a/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormPreServiceImpl.java
+++ b/hxhq-modules/hxhq-system/src/main/java/com/hxhq/business/service/impl/StudyFormPreServiceImpl.java
@@ -537,7 +537,7 @@ public class StudyFormPreServiceImpl extends ServiceImpl<StudyFormPreMapper, Stu
         }
         //稽查轨迹
 
-        if (StringUtils.isNoneBlank(form.getFiledValue())) {
+        if (StringUtils.isNoneBlank(form.getFiledValue())&&!"null".equals(form.getFiledValue())) {
             StudyFormPre studyFormPreOld = this.getById(form.getId());
             JSONArray jsonArray = JSONArray.parseArray(form.getFiledValue());
             List<StudyFormPreJcgj> studyFormPreJcgjs = new ArrayList<>();