diff --git a/api-test/frontend/src/business/definition/components/assertion/document/DocumentBody.vue b/api-test/frontend/src/business/definition/components/assertion/document/DocumentBody.vue
index 3b20de181d..37dae10314 100644
--- a/api-test/frontend/src/business/definition/components/assertion/document/DocumentBody.vue
+++ b/api-test/frontend/src/business/definition/components/assertion/document/DocumentBody.vue
@@ -481,7 +481,7 @@ export default {
       let newRow = this.getNewRow();
       newRow.idList = [row.id, newRow.id];
       newRow.parentId = row.id;
-      if (this.mapData.has(row.id) && this.mapData.get(row.id).length > 0) {
+      if (this.mapData.has(row.id)) {
         this.mapData.get(row.id).push(newRow);
       } else {
         this.getChild(this.originalData, row);