diff --git a/libs/horizon/src/renderer/TreeBuilder.ts b/libs/horizon/src/renderer/TreeBuilder.ts
index c8b81ae7..683c9bc3 100644
--- a/libs/horizon/src/renderer/TreeBuilder.ts
+++ b/libs/horizon/src/renderer/TreeBuilder.ts
@@ -199,6 +199,10 @@ export function calcStartUpdateVNode(treeRoot: VNode) {
   for (let i = 1; i < startNodePath.length; i++) {
     const pathIndex = Number(startNodePath[i]);
     node = getChildByIndex(node, pathIndex)!;
+    // 路径错误时，回退到从根更新
+    if (node == null) {
+      return treeRoot;
+    }
   }
 
   return node;
diff --git a/libs/horizon/src/renderer/render/LazyComponent.ts b/libs/horizon/src/renderer/render/LazyComponent.ts
index 7f81ab2a..27feb0af 100644
--- a/libs/horizon/src/renderer/render/LazyComponent.ts
+++ b/libs/horizon/src/renderer/render/LazyComponent.ts
@@ -61,6 +61,7 @@ function captureLazyComponent(
   if (lazyRender) {
     if (lazyVNodeTag === MemoComponent) {
       // Memo要特殊处理
+      processing.effectList = null;
       const memoVNodeProps = mergeDefaultProps(Component.type, lazyVNodeProps); // 需要整合defaultProps
       return lazyRender(processing, Component, memoVNodeProps, shouldUpdate);
     } else {
diff --git a/scripts/__tests__/ComponentTest/ForwardRef.test.js b/scripts/__tests__/ComponentTest/ForwardRef.test.js
new file mode 100644
index 00000000..993d800a
--- /dev/null
+++ b/scripts/__tests__/ComponentTest/ForwardRef.test.js
@@ -0,0 +1,45 @@
+import * as Horizon from '@cloudsop/horizon/index.ts';
+import { getLogUtils } from '../jest/testUtils';
+
+describe('ForwardRef', () => {
+  const LogUtils = getLogUtils();
+  it('ForwardRef包裹的函数组件应该正常触发effect', () => {
+    function App(props, ref) {
+      Horizon.useEffect(() => {
+        LogUtils.log('effect');
+        return () => {
+          LogUtils.log('effect remove');
+        };
+      });
+      return <button ref={ref}></button>;
+    }
+
+    const Wrapper = Horizon.forwardRef(App);
+
+    Horizon.act(() => {
+      Horizon.render(<Wrapper />, container);
+    });
+    expect(LogUtils.getAndClear()).toEqual(['effect']);
+    Horizon.act(() => {
+      Horizon.render(<Wrapper />, container);
+    });
+    expect(LogUtils.getAndClear()).toEqual(['effect remove', 'effect']);
+  });
+
+  it('memo组件包裹的类组件', () => {
+   class Component extends Horizon.Component {
+     render() {
+       return <button>123</button>;
+     }
+   }
+
+    const Wrapper = Horizon.memo(Component);
+
+    Horizon.act(() => {
+      Horizon.render(<Wrapper />, container);
+    });
+    Horizon.act(() => {
+      Horizon.render(<Wrapper />, container);
+    });
+  });
+});
diff --git a/scripts/__tests__/ComponentTest/LazyComponent.test.js b/scripts/__tests__/ComponentTest/LazyComponent.test.js
index 704dca45..b59c7805 100755
--- a/scripts/__tests__/ComponentTest/LazyComponent.test.js
+++ b/scripts/__tests__/ComponentTest/LazyComponent.test.js
@@ -184,4 +184,30 @@ describe('LazyComponent Test', () => {
     container.querySelector('button').click();
     expect(container.textContent).toBe('Error: num is 2');
   });
+
+  it('#24 配合memo', async () => {
+    const fnComp = () => {
+      return <h1>horizon</h1>;
+    };
+    const LazyApp = Horizon.lazy(() => ({
+      then(cb) {
+        cb({ default: Horizon.memo(() => fnComp, false) });
+      },
+    }));
+    expect(() => {
+      Horizon.render(
+        <Horizon.Suspense fallback={<div>Loading...</div>}>
+          <LazyApp text="Lazy" />
+        </Horizon.Suspense>,
+        container
+      );
+
+      Horizon.render(
+        <Horizon.Suspense fallback={<div>Loading...</div>}>
+          <LazyApp text="Lazy" />
+        </Horizon.Suspense>,
+        container
+      );
+    }).not.toThrow();
+  });
 });
diff --git a/scripts/rollup/rollup.config.js b/scripts/rollup/rollup.config.js
index c3c31b49..290490e5 100644
--- a/scripts/rollup/rollup.config.js
+++ b/scripts/rollup/rollup.config.js
@@ -23,7 +23,8 @@ if (!fs.existsSync(outDir)) {
 const outputResolve = (...p) => path.resolve(outDir, ...p);
 
 function genConfig(mode) {
-  const sourcemap = mode === 'development' ? 'inline' : false;
+  const isDev = mode === 'development';
+  const sourcemap = isDev ? 'inline' : false;
   return {
     input: path.resolve(libDir, 'index.ts'),
     output: [
@@ -53,7 +54,8 @@ function genConfig(mode) {
       replace({
         values: {
           'process.env.NODE_ENV': `"${mode}"`,
-          isDev: 'true',
+          isDev: isDev.toString(),
+          isTest: false,
           __VERSION__: `"${horizonVersion}"`,
         },
         preventAssignment: true,