diff --git a/video-gen-api/app/api/admin/team.py b/video-gen-api/app/api/admin/team.py
index 91338631..424411a5 100644
--- a/video-gen-api/app/api/admin/team.py
+++ b/video-gen-api/app/api/admin/team.py
@@ -9,7 +9,7 @@ from sqlalchemy.ext.asyncio import AsyncSession
 from app.dependencies import get_admin_user, get_db
 from app.models.team import Team
 from app.models.user import User
-from app.schemas.team import TeamCreate, TeamListOut, TeamOptionOut, TeamOut, TeamUpdate
+from app.schemas.team import TeamCreate, TeamListOut, TeamOptionOut, TeamUpdate
 from app.schemas.team_manager import SetManagerRequest
 from app.services.operation_log import log_operation
 from app.services.team_manager_service import set_team_manager
@@ -74,7 +74,7 @@ async def list_admin_team_options(
     return await list_team_options(db, include_disabled=include_disabled)
 
 
-@router.post("", response_model=TeamOut)
+@router.post("", )
 async def create_admin_team(
     req: TeamCreate,
     admin: User = Depends(get_admin_user),
@@ -93,7 +93,7 @@ async def create_admin_team(
     return await _team_detail_payload(db, team)
 
 
-@router.put("/{team_id}", response_model=TeamOut)
+@router.put("/{team_id}", )
 async def update_admin_team(
     team_id: str,
     req: TeamUpdate,
@@ -113,7 +113,7 @@ async def update_admin_team(
     return await _team_detail_payload(db, team)
 
 
-@router.put("/{team_id}/manager", response_model=TeamOut)
+@router.put("/{team_id}/manager", )
 async def set_team_manager_endpoint(
     team_id: str,
     req: SetManagerRequest = Body(...),
@@ -122,16 +122,18 @@ async def set_team_manager_endpoint(
 ):
     team = await set_team_manager(db, team_id, req.user_id)
     manager_name = None
-    if team.manager_id:
+    # 使用 req.user_id 避免访问 team.manager_id 触发懒加载
+    if req.user_id:
         mgr = await db.execute(
-            select(User.username).where(User.id == team.manager_id).limit(1)
+            select(User.username).where(User.id == req.user_id).limit(1)
         )
         manager_name = mgr.scalar_one_or_none()
+    team_name = team.name
     await log_operation(
         db,
         admin.id,
         admin.username,
-        f"设置团队管理人 {team.name}: {manager_name or '取消'}",
+        f"设置团队管理人 {team_name}: {manager_name or '取消'}",
         "PUT",
         f"/admin/teams/{team_id}/manager",
         detail=json.dumps({"manager_id": req.user_id}, ensure_ascii=False),
diff --git a/video-gen-api/app/services/team_invitation_service.py b/video-gen-api/app/services/team_invitation_service.py
index ba182b87..d0f2cd61 100644
--- a/video-gen-api/app/services/team_invitation_service.py
+++ b/video-gen-api/app/services/team_invitation_service.py
@@ -57,6 +57,7 @@ async def create_invitation(
     )
     db.add(invitation)
     await db.flush()
+    await db.refresh(invitation)
     return invitation
 
 
diff --git a/video-gen-api/app/services/team_manager_service.py b/video-gen-api/app/services/team_manager_service.py
index a5cfc535..6fbc5219 100644
--- a/video-gen-api/app/services/team_manager_service.py
+++ b/video-gen-api/app/services/team_manager_service.py
@@ -27,6 +27,7 @@ async def set_team_manager(db: AsyncSession, team_id: str, user_id: str | None)
     if user_id is None:
         team.manager_id = None
         await db.flush()
+        await db.refresh(team)
         return team
 
     # 验证用户存在、是前台用户、属于该团队
@@ -43,6 +44,7 @@ async def set_team_manager(db: AsyncSession, team_id: str, user_id: str | None)
 
     team.manager_id = user_id
     await db.flush()
+    await db.refresh(team)
     return team
 
 
diff --git a/video-gen-api/app/services/team_service.py b/video-gen-api/app/services/team_service.py
index 7b15e2af..ab3e98ec 100644
--- a/video-gen-api/app/services/team_service.py
+++ b/video-gen-api/app/services/team_service.py
@@ -164,6 +164,7 @@ async def create_team(db: AsyncSession, req: TeamCreate) -> Team:
     )
     db.add(team)
     await db.flush()
+    await db.refresh(team)
     return team
 
 
@@ -190,6 +191,7 @@ async def update_team(db: AsyncSession, team_id: str, req: TeamUpdate) -> tuple[
     team.status = req.status or TeamStatus.ACTIVE.value
     team.sort_order = req.sort_order or 0
     await db.flush()
+    await db.refresh(team)
 
     after = {
         "id": team.id,