diff --git a/metagpt/environment.py b/metagpt/environment.py
index 10a612627..b9353d9d9 100644
--- a/metagpt/environment.py
+++ b/metagpt/environment.py
@@ -57,6 +57,7 @@ class Environment(BaseModel):
     @model_validator(mode="after")
     def init_roles(self):
         self.add_roles(self.roles.values())
+        return self
 
     def serialize(self, stg_path: Path):
         roles_path = stg_path.joinpath("roles.json")
diff --git a/metagpt/schema.py b/metagpt/schema.py
index 96879fe44..2ceba2251 100644
--- a/metagpt/schema.py
+++ b/metagpt/schema.py
@@ -195,7 +195,7 @@ class Message(BaseModel):
 
     def dump(self) -> str:
         """Convert the object to json string"""
-        return self.model_dump_json(exclude_none=True)
+        return self.model_dump_json(exclude_none=True, warnings=False)
 
     @staticmethod
     @handle_exception(exception_type=JSONDecodeError, default_return=None)
@@ -250,15 +250,6 @@ class MessageQueue(BaseModel):
 
     _queue: Queue = PrivateAttr(default_factory=Queue)
 
-    # _private_attributes = {"_queue": Queue()}
-
-    # def __init__(self, **kwargs: Any):
-    #     for key in self._private_attributes.keys():
-    #         if key in kwargs:
-    #             object.__setattr__(self, key, kwargs[key])
-    #         else:
-    #             object.__setattr__(self, key, Queue())
-
     def pop(self) -> Message | None:
         """Pop one message from the queue."""
         try:
diff --git a/metagpt/team.py b/metagpt/team.py
index 4e746f270..b98fc2efb 100644
--- a/metagpt/team.py
+++ b/metagpt/team.py
@@ -71,9 +71,8 @@ class Team(BaseModel):
 
         # recover environment
         environment = Environment.deserialize(stg_path=stg_path.joinpath("environment"))
-        # team_info.update({"env": environment})
+        team_info.update({"env": environment})
         team = Team(**team_info)
-        team.env = environment
         return team
 
     def hire(self, roles: list[Role]):
diff --git a/tests/metagpt/serialize_deserialize/test_team.py b/tests/metagpt/serialize_deserialize/test_team.py
index 1e1a29bdb..566f63c3d 100644
--- a/tests/metagpt/serialize_deserialize/test_team.py
+++ b/tests/metagpt/serialize_deserialize/test_team.py
@@ -9,38 +9,40 @@ import pytest
 
 from metagpt.const import SERDESER_PATH
 from metagpt.logs import logger
+from metagpt.roles import Architect, ProductManager, ProjectManager
 from metagpt.team import Team
 from tests.metagpt.serialize_deserialize.test_serdeser_base import (
+    ActionOK,
     RoleA,
     RoleB,
     RoleC,
     serdeser_path,
 )
 
-# def test_team_deserialize():
-#     company = Team()
-#
-#     pm = ProductManager()
-#     arch = Architect()
-#     company.hire(
-#         [
-#             pm,
-#             arch,
-#             ProjectManager(),
-#         ]
-#     )
-#     assert len(company.env.get_roles()) == 3
-#     ser_company = company.model_dump()
-#     print("ser_company ", ser_company)
-#     new_company = Team.model_validate(ser_company)
-#
-#     assert len(new_company.env.get_roles()) == 3
-#     assert new_company.env.get_role(pm.profile) is not None
-#
-#     new_pm = new_company.env.get_role(pm.profile)
-#     assert type(new_pm) == ProductManager
-#     assert new_company.env.get_role(pm.profile) is not None
-#     assert new_company.env.get_role(arch.profile) is not None
+
+def test_team_deserialize():
+    company = Team()
+
+    pm = ProductManager()
+    arch = Architect()
+    company.hire(
+        [
+            pm,
+            arch,
+            ProjectManager(),
+        ]
+    )
+    assert len(company.env.get_roles()) == 3
+    ser_company = company.model_dump()
+    new_company = Team.model_validate(ser_company)
+
+    assert len(new_company.env.get_roles()) == 3
+    assert new_company.env.get_role(pm.profile) is not None
+
+    new_pm = new_company.env.get_role(pm.profile)
+    assert type(new_pm) == ProductManager
+    assert new_company.env.get_role(pm.profile) is not None
+    assert new_company.env.get_role(arch.profile) is not None
 
 
 def test_team_serdeser_save():
@@ -58,30 +60,30 @@ def test_team_serdeser_save():
     assert len(new_company.env.roles) == 1
 
 
-# @pytest.mark.asyncio
-# async def test_team_recover():
-#     idea = "write a snake game"
-#     stg_path = SERDESER_PATH.joinpath("team")
-#     shutil.rmtree(stg_path, ignore_errors=True)
-#
-#     company = Team()
-#     role_c = RoleC()
-#     company.hire([role_c])
-#     company.run_project(idea)
-#     await company.run(n_round=4)
-#
-#     ser_data = company.model_dump()
-#     new_company = Team(**ser_data)
-#
-#     new_role_c = new_company.env.get_role(role_c.profile)
-#     # assert new_role_c.rc.memory == role_c.rc.memory  # TODO
-#     assert new_role_c.rc.env != role_c.rc.env  # TODO
-#     assert type(list(new_company.env.roles.values())[0].actions[0]) == ActionOK
-#
-#     new_company.run_project(idea)
-#     await new_company.run(n_round=4)
-#
-#
+@pytest.mark.asyncio
+async def test_team_recover():
+    idea = "write a snake game"
+    stg_path = SERDESER_PATH.joinpath("team")
+    shutil.rmtree(stg_path, ignore_errors=True)
+
+    company = Team()
+    role_c = RoleC()
+    company.hire([role_c])
+    company.run_project(idea)
+    await company.run(n_round=4)
+
+    ser_data = company.model_dump()
+    new_company = Team(**ser_data)
+
+    new_company.env.get_role(role_c.profile)
+    # assert new_role_c.rc.memory == role_c.rc.memory  # TODO
+    # assert new_role_c.rc.env != role_c.rc.env  # TODO
+    assert type(list(new_company.env.roles.values())[0].actions[0]) == ActionOK
+
+    new_company.run_project(idea)
+    await new_company.run(n_round=4)
+
+
 @pytest.mark.asyncio
 async def test_team_recover_save():
     idea = "write a 2048 web game"