diff --git a/src/pages/processCenter/pages/creatProcess/bzpg/step3.vue b/src/pages/processCenter/pages/creatProcess/bzpg/step3.vue
index e74f9da10..8a681e075 100644
--- a/src/pages/processCenter/pages/creatProcess/bzpg/step3.vue
+++ b/src/pages/processCenter/pages/creatProcess/bzpg/step3.vue
@@ -520,7 +520,9 @@ export default {
           this.listForm.prcNum = this.prcNum;
           this.listForm.prcName = this.prcName;
           this.listForm["id"] = item.id;
-          this.projectGroup = item.dataList[0].projectGroup;
+          if(item.dataList && item.dataList.length > 0){
+            this.projectGroup = item.dataList.map(item => item.projectGroup).join(",")
+          }
           this.$http.get('SarStandItems/sar-stand-items/findAllItems', {
             ids: item.standId,
             type: item.fileType