diff --git a/backend/apps/system/api/user.py b/backend/apps/system/api/user.py
index 41be149d..6d3f4946 100644
--- a/backend/apps/system/api/user.py
+++ b/backend/apps/system/api/user.py
@@ -180,7 +180,8 @@ async def create(session: SessionDep, creator: UserCreator, trans: Trans):
         raise Exception(trans('i18n_exist', msg = f"{trans('i18n_user.email')} [{creator.email}]"))
     if not check_email_format(creator.email):
         raise Exception(trans('i18n_format_invalid', key = f"{trans('i18n_user.email')} [{creator.email}]"))
-    data = creator.model_dump(exclude_unset=True)
+    #data = creator.model_dump(exclude_unset=True)
+    data = creator.model_dump()
     user_model = UserModel.model_validate(data)
     #user_model.create_time = get_timestamp()
     user_model.language = "zh-CN"
diff --git a/backend/apps/system/schemas/system_schema.py b/backend/apps/system/schemas/system_schema.py
index 5bc6f72e..5be16668 100644
--- a/backend/apps/system/schemas/system_schema.py
+++ b/backend/apps/system/schemas/system_schema.py
@@ -58,7 +58,7 @@ class UserCreator(BaseUser):
     status: int = Field(default=1, description=f"{PLACEHOLDER_PREFIX}status")
     origin: Optional[int] = Field(default=0, description=f"{PLACEHOLDER_PREFIX}origin")
     oid_list: Optional[list[int]] = Field(default=None, description=f"{PLACEHOLDER_PREFIX}oid")
-    system_variables: Optional[List] = Field(default=None)
+    system_variables: Optional[List] = Field(default=[])
 
     """ @field_validator("email")
     def validate_email(cls, lang: str) -> str: