diff --git a/src/pages/regulatoryRepository/domesticStandardsAndRegulations/index.vue b/src/pages/regulatoryRepository/domesticStandardsAndRegulations/index.vue
index 0805c19ad..3fdf0f328 100644
--- a/src/pages/regulatoryRepository/domesticStandardsAndRegulations/index.vue
+++ b/src/pages/regulatoryRepository/domesticStandardsAndRegulations/index.vue
@@ -4307,8 +4307,8 @@ export default {
       }
       formData.advanceSearchVOStr = JSON.stringify(advanceSearchVOList);
       this.SarExportSearchEo = formData
-      formData.startIssueTime = formData.issueTime[0]
-      formData.endIssueTime = formData.issueTime[1]
+      formData.startIssueTime = formData.issueTime?formData.issueTime[0]:null
+      formData.endIssueTime = formData.issueTime?formData.issueTime[1]:null
       formData.issueTime = null
 
       this.loading = true