diff --git a/pkg/config/impls/json.py b/pkg/config/impls/json.py
index 362bc78a..e414e451 100644
--- a/pkg/config/impls/json.py
+++ b/pkg/config/impls/json.py
@@ -37,7 +37,10 @@ class JSONConfigFile(file_model.ConfigFile):
                 self.template_data = json.load(f)
 
         with open(self.config_file_name, "r", encoding="utf-8") as f:
-            cfg = json.load(f)
+            try:
+                cfg = json.load(f)
+            except json.JSONDecodeError as e:
+                raise Exception(f"配置文件 {self.config_file_name} 语法错误: {e}")
 
         if completion:
 
diff --git a/pkg/core/boot.py b/pkg/core/boot.py
index 081a2f84..7cf0b420 100644
--- a/pkg/core/boot.py
+++ b/pkg/core/boot.py
@@ -27,6 +27,7 @@ async def make_app() -> app.Application:
     for stage_name in stage_order:
         stage_cls = stage.preregistered_stages[stage_name]
         stage_inst = stage_cls()
+
         await stage_inst.run(ap)
 
     await ap.initialize()
@@ -35,5 +36,8 @@ async def make_app() -> app.Application:
 
 
 async def main():
-    app_inst = await make_app()
-    await app_inst.run()
+    try:
+        app_inst = await make_app()
+        await app_inst.run()
+    except Exception as e:
+        print(f"应用启动失败: {e}")
diff --git a/pkg/core/bootutils/config.py b/pkg/core/bootutils/config.py
index 0addff08..940a6132 100644
--- a/pkg/core/bootutils/config.py
+++ b/pkg/core/bootutils/config.py
@@ -8,16 +8,3 @@ from ...config.impls import pymodule
 
 load_python_module_config = config_mgr.load_python_module_config
 load_json_config = config_mgr.load_json_config
-
-
-async def override_config_manager(cfg_mgr: config_mgr.ConfigManager) -> list[str]:
-    override_json = json.load(open("override.json", "r", encoding="utf-8"))
-    overrided = []
-
-    config = cfg_mgr.data
-    for key in override_json:
-        if key in config:
-            config[key] = override_json[key]
-            overrided.append(key)
-
-    return overrided