diff --git a/pkg/core/stages/load_config.py b/pkg/core/stages/load_config.py
index e602a7ba..97919901 100644
--- a/pkg/core/stages/load_config.py
+++ b/pkg/core/stages/load_config.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import secrets
+import os
 
 from .. import stage, app
 from ..bootutils import config
@@ -19,46 +20,20 @@ class LoadConfigStage(stage.BootingStage):
         ap.settings_mgr = settings_mgr.SettingsManager(ap)
         await ap.settings_mgr.initialize()
 
-        ap.command_cfg = await config.load_json_config("data/config/command.json", "templates/command.json", completion=False)
-        ap.pipeline_cfg = await config.load_json_config("data/config/pipeline.json", "templates/pipeline.json", completion=False)
-        ap.platform_cfg = await config.load_json_config("data/config/platform.json", "templates/platform.json", completion=False)
-        ap.provider_cfg = await config.load_json_config("data/config/provider.json", "templates/provider.json", completion=False)
-        ap.system_cfg = await config.load_json_config("data/config/system.json", "templates/system.json", completion=False)
+        if os.path.exists("data/config/command.json"):
+            ap.command_cfg = await config.load_json_config("data/config/command.json", "templates/command.json", completion=False)
 
-        ap.settings_mgr.register_manager(
-            name="command.json",
-            description="命令配置",
-            manager=ap.command_cfg,
-            doc_link="https://docs.langbot.app/config/function/command.html"
-        )
+        if os.path.exists("data/config/pipeline.json"):
+            ap.pipeline_cfg = await config.load_json_config("data/config/pipeline.json", "templates/pipeline.json", completion=False)
 
-        ap.settings_mgr.register_manager(
-            name="pipeline.json",
-            description="消息处理流水线配置",
-            manager=ap.pipeline_cfg,
-            doc_link="https://docs.langbot.app/config/function/pipeline.html"
-        )
+        if os.path.exists("data/config/platform.json"):
+            ap.platform_cfg = await config.load_json_config("data/config/platform.json", "templates/platform.json", completion=False)
 
-        ap.settings_mgr.register_manager(
-            name="platform.json",
-            description="消息平台配置",
-            manager=ap.platform_cfg,
-            doc_link="https://docs.langbot.app/config/function/platform.html"
-        )
+        if os.path.exists("data/config/provider.json"):
+            ap.provider_cfg = await config.load_json_config("data/config/provider.json", "templates/provider.json", completion=False)
 
-        ap.settings_mgr.register_manager(
-            name="provider.json",
-            description="大模型能力配置",
-            manager=ap.provider_cfg,
-            doc_link="https://docs.langbot.app/config/function/provider.html"
-        )
-
-        ap.settings_mgr.register_manager(
-            name="system.json",
-            description="系统配置",
-            manager=ap.system_cfg,
-            doc_link="https://docs.langbot.app/config/function/system.html"
-        )
+        if os.path.exists("data/config/system.json"):
+            ap.system_cfg = await config.load_json_config("data/config/system.json", "templates/system.json", completion=False)
 
         ap.sensitive_meta = await config.load_json_config("data/metadata/sensitive-words.json", "templates/metadata/sensitive-words.json")
         await ap.sensitive_meta.dump_config()
diff --git a/pkg/core/stages/migrate.py b/pkg/core/stages/migrate.py
index fe0dc464..e902431a 100644
--- a/pkg/core/stages/migrate.py
+++ b/pkg/core/stages/migrate.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import importlib
+import os
 
 from .. import stage, app
 from .. import migration
@@ -24,6 +25,15 @@ class MigrationStage(stage.BootingStage):
         """启动
         """
 
+        if any([
+            ap.command_cfg is None,
+            ap.pipeline_cfg is None,
+            ap.platform_cfg is None,
+            ap.provider_cfg is None,
+            ap.system_cfg is None,
+        ]):  # only run migration when version is 3.x
+            return
+
         migrations = migration.preregistered_migrations
 
         # 按照迁移号排序