diff --git a/package-lock.json b/package-lock.json
index 53d72ecb..0eba6a8e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14515,7 +14515,6 @@
       "version": "2.8.1",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
       "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==",
-      "dev": true,
       "license": "0BSD"
     },
     "node_modules/tuf-js": {
@@ -15560,7 +15559,8 @@
       "version": "2.2.0",
       "license": "MIT",
       "dependencies": {
-        "msgpack-lite": "^0.1.26"
+        "msgpack-lite": "^0.1.26",
+        "tslib": "^2.8.1"
       },
       "devDependencies": {
         "@babel/core": "^7.28.3",
diff --git a/packages/core/package.json b/packages/core/package.json
index a0c6642a..ad070cf4 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -78,6 +78,7 @@
     "directory": "packages/core"
   },
   "dependencies": {
-    "msgpack-lite": "^0.1.26"
+    "msgpack-lite": "^0.1.26",
+    "tslib": "^2.8.1"
   }
 }
diff --git a/packages/core/rollup.config.cjs b/packages/core/rollup.config.cjs
index a490eac2..3beb93a9 100644
--- a/packages/core/rollup.config.cjs
+++ b/packages/core/rollup.config.cjs
@@ -52,6 +52,13 @@ module.exports = [
       })
     ],
     external,
+    onwarn(warning, warn) {
+      // 忽略 msgpack-lite 的循环依赖警告
+      if (warning.code === 'CIRCULAR_DEPENDENCY' && warning.ids && warning.ids.some(id => id.includes('msgpack-lite'))) {
+        return;
+      }
+      warn(warning);
+    },
     treeshake: {
       moduleSideEffects: false,
       propertyReadSideEffects: false,
@@ -78,6 +85,12 @@ module.exports = [
       })
     ],
     external,
+    onwarn(warning, warn) {
+      if (warning.code === 'CIRCULAR_DEPENDENCY' && warning.ids && warning.ids.some(id => id.includes('msgpack-lite'))) {
+        return;
+      }
+      warn(warning);
+    },
     treeshake: {
       moduleSideEffects: false
     }
@@ -103,6 +116,12 @@ module.exports = [
       })
     ],
     external: [],
+    onwarn(warning, warn) {
+      if (warning.code === 'CIRCULAR_DEPENDENCY' && warning.ids && warning.ids.some(id => id.includes('msgpack-lite'))) {
+        return;
+      }
+      warn(warning);
+    },
     treeshake: {
       moduleSideEffects: false
     }
@@ -157,6 +176,12 @@ module.exports = [
       })
     ],
     external: [],
+    onwarn(warning, warn) {
+      if (warning.code === 'CIRCULAR_DEPENDENCY' && warning.ids && warning.ids.some(id => id.includes('msgpack-lite'))) {
+        return;
+      }
+      warn(warning);
+    },
     treeshake: {
       moduleSideEffects: false
     }
diff --git a/packages/core/src/Core.ts b/packages/core/src/Core.ts
index 47e38d16..b4844d24 100644
--- a/packages/core/src/Core.ts
+++ b/packages/core/src/Core.ts
@@ -173,6 +173,13 @@ export class Core {
         this._sceneManager = new SceneManager();
         this._serviceContainer.registerInstance(SceneManager, this._sceneManager);
 
+        // 设置场景切换回调，通知调试管理器
+        this._sceneManager.setSceneChangedCallback(() => {
+            if (this._debugManager) {
+                this._debugManager.onSceneChanged();
+            }
+        });
+
         // 初始化插件管理器
         this._pluginManager = new PluginManager();
         this._pluginManager.initialize(this, this._serviceContainer);
diff --git a/packages/core/src/ECS/Scene.ts b/packages/core/src/ECS/Scene.ts
index 5f22110e..f57c5818 100644
--- a/packages/core/src/ECS/Scene.ts
+++ b/packages/core/src/ECS/Scene.ts
@@ -14,7 +14,6 @@ import { SceneSerializer, SceneSerializationOptions, SceneDeserializationOptions
 import { IncrementalSerializer, IncrementalSnapshot, IncrementalSerializationOptions } from './Serialization/IncrementalSerializer';
 import { ComponentPoolManager } from './Core/ComponentPool';
 import { PerformanceMonitor } from '../Utils/PerformanceMonitor';
-import { Core } from '../Core';
 import { ServiceContainer, type ServiceType } from '../Core/ServiceContainer';
 import { createInstance, isInjectable } from '../Core/DI';
 import { isUpdatable, getUpdatableMetadata } from '../Core/DI/Decorators';
@@ -183,11 +182,9 @@ export class Scene implements IScene {
         this._services = new ServiceContainer();
         this.logger = createLogger('Scene');
 
-        if (config?.performanceMonitor) {
-            this._performanceMonitor = config.performanceMonitor;
-        } else {
-            this._performanceMonitor = Core.services.resolve(PerformanceMonitor);
-        }
+        // 从配置获取 PerformanceMonitor，如果未提供则创建一个新实例
+        // Scene 应该是独立的，不依赖于 Core，通过构造函数参数明确依赖关系
+        this._performanceMonitor = config?.performanceMonitor || new PerformanceMonitor();
 
         if (config?.name) {
             this.name = config.name;
diff --git a/packages/core/src/ECS/SceneManager.ts b/packages/core/src/ECS/SceneManager.ts
index 6f1c725d..fa33a920 100644
--- a/packages/core/src/ECS/SceneManager.ts
+++ b/packages/core/src/ECS/SceneManager.ts
@@ -1,7 +1,6 @@
 import { IScene } from './IScene';
 import { ECSFluentAPI, createECSAPI } from './Core/FluentAPI';
 import { Time } from '../Utils/Time';
-import { Core } from '../Core';
 import { createLogger } from '../Utils/Logger';
 import type { IService } from '../Core/ServiceContainer';
 
@@ -68,6 +67,21 @@ export class SceneManager implements IService {
      */
     private _logger = createLogger('SceneManager');
 
+    /**
+     * 场景切换回调函数
+     */
+    private _onSceneChangedCallback?: () => void;
+
+    /**
+     * 设置场景切换回调
+     *
+     * @param callback 场景切换时的回调函数
+     * @internal
+     */
+    public setSceneChangedCallback(callback: () => void): void {
+        this._onSceneChangedCallback = callback;
+    }
+
     /**
      * 设置当前场景（立即切换）
      *
@@ -104,10 +118,9 @@ export class SceneManager implements IService {
         // 触发场景切换回调
         Time.sceneChanged();
 
-        // 通知调试管理器
-        const coreInstance = Core.Instance;
-        if (coreInstance && coreInstance._debugManager) {
-            coreInstance._debugManager.onSceneChanged();
+        // 通知调试管理器（通过回调）
+        if (this._onSceneChangedCallback) {
+            this._onSceneChangedCallback();
         }
 
         this._logger.info(`Scene changed to: ${scene.name}`);
diff --git a/packages/core/tsconfig.json b/packages/core/tsconfig.json
index d9789258..ecf4f785 100644
--- a/packages/core/tsconfig.json
+++ b/packages/core/tsconfig.json
@@ -28,7 +28,7 @@
     "noUncheckedIndexedAccess": false,
     "experimentalDecorators": true,
     "emitDecoratorMetadata": true,
-    "importHelpers": false,
+    "importHelpers": true,
     "downlevelIteration": true,
     "isolatedModules": false,
     "allowJs": true,