diff --git a/es/features/runningTree.d.ts b/es/features/runningTree.d.ts
index 9cf09013..ce8b87f1 100644
--- a/es/features/runningTree.d.ts
+++ b/es/features/runningTree.d.ts
@@ -50,7 +50,6 @@ declare abstract class Node<ED extends EntityDict & BaseEntityDict> extends Feat
     private count;
     protected executing: boolean;
     protected dirty?: boolean;
-    protected loadingMore: boolean;
     private extraData;
     private refreshing;
     private refreshCallbacks;
@@ -72,7 +71,6 @@ declare abstract class Node<ED extends EntityDict & BaseEntityDict> extends Feat
     setExecuting(executing: boolean): void;
     protected startRefreshing(num: number): number | Promise<void>;
     protected endRefreshing(num: number, error?: any): void;
-    isLoadingMore(): boolean;
     saveExtraData(key: string, data: any): void;
     loadExtraData(key: string): any;
     isStale(): boolean;
@@ -102,6 +100,7 @@ declare class ListNode<ED extends EntityDict & BaseEntityDict, T extends keyof E
     private getTotal?;
     private pagination;
     private sr;
+    private loadingMore;
     private syncHandler;
     setFiltersAndSortedApplied(): void;
     private startLoading;
@@ -115,6 +114,7 @@ declare class ListNode<ED extends EntityDict & BaseEntityDict, T extends keyof E
     constructor(entity: T, schema: StorageSchema<ED>, cache: Cache<ED>, fullPath: string, projection?: ED[T]['Projection'] | (() => Promise<ED[T]['Projection']>), parent?: SingleNode<ED, keyof ED> | VirtualNode<ED>, path?: string, filters?: NamedFilterItem<ED, T>[], sorters?: NamedSorterItem<ED, T>[], getTotal?: number, pagination?: Pick<Pagination, 'currentPage' | 'pageSize' | 'randomRange'>, stale?: boolean);
     getPagination(): Pagination;
     setPagination(pagination: Pick<Pagination, 'currentPage' | 'pageSize' | 'randomRange'>, dontRefresh?: true): void;
+    isLoadingMore(): boolean;
     addChild(path: string, node: SingleNode<ED, T>): void;
     removeChild(path: string): void;
     getChild(path: string): SingleNode<ED, T>;
diff --git a/es/features/runningTree.js b/es/features/runningTree.js
index 4bde6844..ed5a3d6c 100644
--- a/es/features/runningTree.js
+++ b/es/features/runningTree.js
@@ -207,7 +207,6 @@ class Node extends Feature {
     count = 0;
     executing = false;
     dirty;
-    loadingMore = false;
     extraData = {};
     refreshing = 0;
     refreshCallbacks = [];
@@ -282,9 +281,6 @@ class Node extends Feature {
             });
         }
     }
-    isLoadingMore() {
-        return this.loadingMore;
-    }
     saveExtraData(key, data) {
         this.extraData[key] = data;
     }
@@ -312,7 +308,6 @@ class EntityNode extends Node {
         this.projection = projection;
         this.parent = parent;
         this.dirty = undefined;
-        this.loadingMore = false;
         this.executing = false;
         this.ulManager = new UpdateLogManager(this.schema, this.entity);
     }
@@ -362,6 +357,7 @@ class ListNode extends EntityNode {
     getTotal;
     pagination = { ...DEFAULT_PAGINATION };
     sr = {};
+    loadingMore = false;
     syncHandler;
     setFiltersAndSortedApplied() {
         this.filters.forEach(ele => ele.applied = true);
@@ -643,6 +639,9 @@ class ListNode extends EntityNode {
             this.refresh(0, false);
         }
     }
+    isLoadingMore() {
+        return this.loadingMore;
+    }
     addChild(path, node) {
         assert(!this.children[path]);
         // assert(path.length > 10, 'List的path改成了id');
@@ -2174,7 +2173,7 @@ export class RunningTree extends Feature {
     }
     isLoadingMore(path) {
         const node = this.findNode(path);
-        assert(!node || (node instanceof SingleNode || node instanceof ListNode));
+        assert(!node || (node instanceof ListNode));
         return node?.isLoadingMore();
     }
     isExecuting(path) {
diff --git a/lib/features/runningTree.d.ts b/lib/features/runningTree.d.ts
index 9cf09013..ce8b87f1 100644
--- a/lib/features/runningTree.d.ts
+++ b/lib/features/runningTree.d.ts
@@ -50,7 +50,6 @@ declare abstract class Node<ED extends EntityDict & BaseEntityDict> extends Feat
     private count;
     protected executing: boolean;
     protected dirty?: boolean;
-    protected loadingMore: boolean;
     private extraData;
     private refreshing;
     private refreshCallbacks;
@@ -72,7 +71,6 @@ declare abstract class Node<ED extends EntityDict & BaseEntityDict> extends Feat
     setExecuting(executing: boolean): void;
     protected startRefreshing(num: number): number | Promise<void>;
     protected endRefreshing(num: number, error?: any): void;
-    isLoadingMore(): boolean;
     saveExtraData(key: string, data: any): void;
     loadExtraData(key: string): any;
     isStale(): boolean;
@@ -102,6 +100,7 @@ declare class ListNode<ED extends EntityDict & BaseEntityDict, T extends keyof E
     private getTotal?;
     private pagination;
     private sr;
+    private loadingMore;
     private syncHandler;
     setFiltersAndSortedApplied(): void;
     private startLoading;
@@ -115,6 +114,7 @@ declare class ListNode<ED extends EntityDict & BaseEntityDict, T extends keyof E
     constructor(entity: T, schema: StorageSchema<ED>, cache: Cache<ED>, fullPath: string, projection?: ED[T]['Projection'] | (() => Promise<ED[T]['Projection']>), parent?: SingleNode<ED, keyof ED> | VirtualNode<ED>, path?: string, filters?: NamedFilterItem<ED, T>[], sorters?: NamedSorterItem<ED, T>[], getTotal?: number, pagination?: Pick<Pagination, 'currentPage' | 'pageSize' | 'randomRange'>, stale?: boolean);
     getPagination(): Pagination;
     setPagination(pagination: Pick<Pagination, 'currentPage' | 'pageSize' | 'randomRange'>, dontRefresh?: true): void;
+    isLoadingMore(): boolean;
     addChild(path: string, node: SingleNode<ED, T>): void;
     removeChild(path: string): void;
     getChild(path: string): SingleNode<ED, T>;
diff --git a/lib/features/runningTree.js b/lib/features/runningTree.js
index c84115b4..7a3968ff 100644
--- a/lib/features/runningTree.js
+++ b/lib/features/runningTree.js
@@ -210,7 +210,6 @@ class Node extends Feature_1.Feature {
     count = 0;
     executing = false;
     dirty;
-    loadingMore = false;
     extraData = {};
     refreshing = 0;
     refreshCallbacks = [];
@@ -285,9 +284,6 @@ class Node extends Feature_1.Feature {
             });
         }
     }
-    isLoadingMore() {
-        return this.loadingMore;
-    }
     saveExtraData(key, data) {
         this.extraData[key] = data;
     }
@@ -315,7 +311,6 @@ class EntityNode extends Node {
         this.projection = projection;
         this.parent = parent;
         this.dirty = undefined;
-        this.loadingMore = false;
         this.executing = false;
         this.ulManager = new UpdateLogManager(this.schema, this.entity);
     }
@@ -365,6 +360,7 @@ class ListNode extends EntityNode {
     getTotal;
     pagination = { ...DEFAULT_PAGINATION };
     sr = {};
+    loadingMore = false;
     syncHandler;
     setFiltersAndSortedApplied() {
         this.filters.forEach(ele => ele.applied = true);
@@ -646,6 +642,9 @@ class ListNode extends EntityNode {
             this.refresh(0, false);
         }
     }
+    isLoadingMore() {
+        return this.loadingMore;
+    }
     addChild(path, node) {
         (0, assert_1.assert)(!this.children[path]);
         // assert(path.length > 10, 'List的path改成了id');
@@ -2177,7 +2176,7 @@ class RunningTree extends Feature_1.Feature {
     }
     isLoadingMore(path) {
         const node = this.findNode(path);
-        (0, assert_1.assert)(!node || (node instanceof SingleNode || node instanceof ListNode));
+        (0, assert_1.assert)(!node || (node instanceof ListNode));
         return node?.isLoadingMore();
     }
     isExecuting(path) {
diff --git a/src/features/runningTree.ts b/src/features/runningTree.ts
index e77c0fd9..811c1575 100644
--- a/src/features/runningTree.ts
+++ b/src/features/runningTree.ts
@@ -259,7 +259,6 @@ abstract class Node<ED extends EntityDict & BaseEntityDict> extends Feature {
     private count: number = 0;
     protected executing: boolean = false;
     protected dirty?: boolean;
-    protected loadingMore: boolean = false;
     private extraData: Record<string, any> = {};
     private refreshing: number = 0;
     private refreshCallbacks: Array<[() => void, (error?: any) => void]> = [];
@@ -361,10 +360,6 @@ abstract class Node<ED extends EntityDict & BaseEntityDict> extends Feature {
         }
     }
 
-    isLoadingMore() {
-        return this.loadingMore;
-    }
-
     saveExtraData(key: string, data: any) {
         this.extraData[key] = data;
     }
@@ -402,7 +397,6 @@ abstract class EntityNode<
         this.projection = projection;
         this.parent = parent;
         this.dirty = undefined;
-        this.loadingMore = false;
         this.executing = false;
         this.ulManager = new UpdateLogManager(this.schema, this.entity);
     }
@@ -467,6 +461,7 @@ class ListNode<
     private getTotal?: number;
     private pagination: Pagination = { ...DEFAULT_PAGINATION };
     private sr: Record<string, any> = {};
+    private loadingMore: boolean = false;
 
     private syncHandler: (records: OpRecord<ED>[]) => void;
 
@@ -799,6 +794,11 @@ class ListNode<
         }
     }
 
+    isLoadingMore() {
+        return this.loadingMore;
+    }
+
+
     addChild(path: string, node: SingleNode<ED, T>) {
         assert(!this.children[path]);
         // assert(path.length > 10, 'List的path改成了id');
@@ -2643,9 +2643,7 @@ export class RunningTree<ED extends EntityDict & BaseEntityDict> extends Feature
 
     isLoadingMore(path: string) {
         const node = this.findNode(path);
-        assert(
-            !node || (node instanceof SingleNode || node instanceof ListNode)
-        );
+        assert(!node || (node instanceof ListNode));
         return node?.isLoadingMore();
     }