diff --git a/backend/src/main/java/io/dataease/provider/datasource/ApiProvider.java b/backend/src/main/java/io/dataease/provider/datasource/ApiProvider.java
index 9bd5ef02a1..e09e82f343 100644
--- a/backend/src/main/java/io/dataease/provider/datasource/ApiProvider.java
+++ b/backend/src/main/java/io/dataease/provider/datasource/ApiProvider.java
@@ -317,15 +317,15 @@ public class ApiProvider extends Provider {
         }
     }
 
-    static void mergeValue(JSONObject object, ApiDefinition apiDefinition, JSONObject item) {
+    static void mergeValue(JSONObject field, ApiDefinition apiDefinition, JSONObject item) {
 
-        JSONArray array = object.getJSONArray("value");
+        JSONArray array = field.getJSONArray("value");
         if (array != null && item.getString("value") != null && array.size() < apiDefinition.getPreviewNum()) {
             array.add(item.getJSONArray("value").get(0).toString());
-            object.put("value", array);
+            field.put("value", array);
         }
-        if(object.getJSONArray("children") != null && item.getJSONArray("children") != null){
-            JSONArray objectChildren = object.getJSONArray("children");
+        if(CollectionUtils.isNotEmpty(field.getJSONArray("children"))&&  CollectionUtils.isNotEmpty(item.getJSONArray("children"))){
+            JSONArray objectChildren = field.getJSONArray("children");
             JSONArray jsonArrayChildren = new JSONArray();
             JSONArray itemChildren = item.getJSONArray("children");
             for (Object objectChild : objectChildren) {
@@ -338,7 +338,7 @@ public class ApiProvider extends Provider {
                     }
                 }
             }
-            object.put("children", jsonArrayChildren);
+            field.put("children", jsonArrayChildren);
         }
     }
 
diff --git a/frontend/src/views/system/datasource/DsConfiguration.vue b/frontend/src/views/system/datasource/DsConfiguration.vue
index 3c2a79f108..016b6fea30 100644
--- a/frontend/src/views/system/datasource/DsConfiguration.vue
+++ b/frontend/src/views/system/datasource/DsConfiguration.vue
@@ -676,13 +676,7 @@ export default {
             required: true,
             message: i18n.t("datasource.input_name"),
             trigger: "blur",
-          },
-          {
-            min: 2,
-            max: 25,
-            message: i18n.t("datasource.input_limit_2_25", [2, 25]),
-            trigger: "blur",
-          },
+          }
         ],
         desc: [
           {
@@ -938,6 +932,7 @@ export default {
           return;
         }
         this.$refs.apiItem.validate((valid) => {
+          console.log(valid)
           if (valid) {
             const data = JSON.parse(JSON.stringify(this.apiItem));
             this.loading = true;