diff --git a/packages/designer/src/designer/setting/setting-field.ts b/packages/designer/src/designer/setting/setting-field.ts
index c8bdf52e8..50e2819d6 100644
--- a/packages/designer/src/designer/setting/setting-field.ts
+++ b/packages/designer/src/designer/setting/setting-field.ts
@@ -58,7 +58,7 @@ export class SettingField extends SettingPropEntry implements SettingEntry {
   constructor(
     parent: SettingEntry,
     config: IPublicTypeFieldConfig,
-    settingFieldCollector?: (name: string | number, field: SettingField) => void,
+    private settingFieldCollector?: (name: string | number, field: SettingField) => void,
   ) {
     super(parent, config.name, config.type);
     makeObservable(this);
@@ -137,7 +137,8 @@ export class SettingField extends SettingPropEntry implements SettingEntry {
 
   // 创建子配置项，通常用于 object/array 类型数据
   createField(config: IPublicTypeFieldConfig): SettingField {
-    return new SettingField(this, config);
+    this.settingFieldCollector?.(getSettingFieldCollectorKey(this.parent, config), this);
+    return new SettingField(this, config, this.settingFieldCollector);
   }
 
   purge() {
diff --git a/packages/designer/src/designer/setting/setting-prop-entry.ts b/packages/designer/src/designer/setting/setting-prop-entry.ts
index 3c3cee9d3..d523a0d35 100644
--- a/packages/designer/src/designer/setting/setting-prop-entry.ts
+++ b/packages/designer/src/designer/setting/setting-prop-entry.ts
@@ -1,11 +1,12 @@
 import { obx, computed, makeObservable, runInAction, IEventBus, createModuleEventBus } from '@alilc/lowcode-editor-core';
 import { GlobalEvent, IPublicModelEditor, IPublicTypeSetValueOptions } from '@alilc/lowcode-types';
 import { uniqueId, isJSExpression, isSettingField } from '@alilc/lowcode-utils';
+import { Setters } from '@alilc/lowcode-shell';
 import { SettingEntry } from './setting-entry';
 import { INode } from '../../document';
 import { IComponentMeta } from '../../component-meta';
 import { Designer } from '../designer';
-import { Setters } from '@alilc/lowcode-shell';
+import { SettingField } from './setting-field';
 
 export class SettingPropEntry implements SettingEntry {
   // === static properties ===
@@ -52,7 +53,7 @@ export class SettingPropEntry implements SettingEntry {
 
   extraProps: any = {};
 
-  constructor(readonly parent: SettingEntry, name: string | number, type?: 'field' | 'group') {
+  constructor(readonly parent: SettingEntry | SettingField, name: string | number, type?: 'field' | 'group') {
     makeObservable(this);
     if (type == null) {
       const c = typeof name === 'string' ? name.slice(0, 1) : '';
diff --git a/packages/designer/src/document/node/props/prop.ts b/packages/designer/src/document/node/props/prop.ts
index f23c686e7..f16f24c84 100644
--- a/packages/designer/src/document/node/props/prop.ts
+++ b/packages/designer/src/document/node/props/prop.ts
@@ -303,7 +303,7 @@ export class Prop implements IProp, IPropParent {
         return this._value;
       }
       const values = this.items!.map((prop) => {
-        return prop.export(stage);
+        return prop?.export(stage);
       });
       if (values.every((val) => val === undefined)) {
         return undefined;
diff --git a/packages/types/src/shell/type/field-extra-props.ts b/packages/types/src/shell/type/field-extra-props.ts
index 948411c89..2977da1d8 100644
--- a/packages/types/src/shell/type/field-extra-props.ts
+++ b/packages/types/src/shell/type/field-extra-props.ts
@@ -1,59 +1,72 @@
-import { IPublicModelSettingTarget } from '../model';
+import { IPublicModelSettingPropEntry, IPublicModelSettingTarget } from '../model';
 import { IPublicTypeLiveTextEditingConfig } from './';
 
 /**
  * extra props for field
  */
 export interface IPublicTypeFieldExtraProps {
+
   /**
    * 是否必填参数
    */
   isRequired?: boolean;
+
   /**
    * default value of target prop for setter use
    */
   defaultValue?: any;
+
   /**
    * get value for field
    */
   getValue?: (target: IPublicModelSettingTarget, fieldValue: any) => any;
+
   /**
    * set value for field
    */
   setValue?: (target: IPublicModelSettingTarget, value: any) => void;
+
   /**
    * the field conditional show, is not set always true
    * @default undefined
    */
-  condition?: (target: IPublicModelSettingTarget) => boolean;
+  condition?: (target: IPublicModelSettingPropEntry) => boolean;
+
   /**
    * autorun when something change
    */
   autorun?: (target: IPublicModelSettingTarget) => void;
+
   /**
    * is this field is a virtual field that not save to schema
    */
   virtual?: (target: IPublicModelSettingTarget) => boolean;
+
   /**
    * default collapsed when display accordion
    */
   defaultCollapsed?: boolean;
+
   /**
    * important field
    */
   important?: boolean;
+
   /**
    * internal use
    */
   forceInline?: number;
+
   /**
    * 是否支持变量配置
    */
   supportVariable?: boolean;
+
   /**
    * compatiable vision display
    */
   display?: 'accordion' | 'inline' | 'block' | 'plain' | 'popup' | 'entry';
+
   // @todo 这个 omit 是否合理？
   /**
    * @todo 待补充文档