diff --git a/lazyllm/tools/agent/toolsManager.py b/lazyllm/tools/agent/toolsManager.py
index d79c7b542..fb1a00e7f 100644
--- a/lazyllm/tools/agent/toolsManager.py
+++ b/lazyllm/tools/agent/toolsManager.py
@@ -52,7 +52,7 @@ def _check_return_type_is_the_same(doc_type_hints, func_type_hints) -> None:
 # ---------------------------------------------------------------------------- #
 
 class ModuleTool(ModuleBase, metaclass=LazyLLMRegisterMetaClass):
-    def __init__(self, verbose: bool = False, return_trace: bool = True, execute_in_sandbox: bool = True):
+    def __init__(self, verbose: bool = False, return_trace: bool = False, execute_in_sandbox: bool = True):
         super().__init__(return_trace=return_trace)
         self._verbose = verbose
         func = getattr(self.apply, '__func__', self.apply)
diff --git a/lazyllm/tools/sandbox/dummy_sandbox.py b/lazyllm/tools/sandbox/dummy_sandbox.py
index 96fed6698..9e1582c0a 100644
--- a/lazyllm/tools/sandbox/dummy_sandbox.py
+++ b/lazyllm/tools/sandbox/dummy_sandbox.py
@@ -14,7 +14,7 @@
 class DummySandbox(LazyLLMSandboxBase):
     SUPPORTED_LANGUAGES: List[str] = ['python']
 
-    def __init__(self, timeout: int = 30, return_trace: bool = True, project_dir: Optional[str] = None,
+    def __init__(self, timeout: int = 30, return_trace: bool = False, project_dir: Optional[str] = None,
                  return_sandbox_result: bool = False):
         super().__init__(return_trace=return_trace, project_dir=project_dir,
                          return_sandbox_result=return_sandbox_result)
@@ -96,10 +96,7 @@ def _execute(self, code: str, language: str, context: dict,
             script_path = os.path.join(temp_dir, '_script.py')
             with open(script_path, 'w', encoding='utf-8') as f:
                 f.write(code)
-            env = os.environ.copy()
-            env['HOME'] = temp_dir
-            env['PYTHONPATH'] = temp_dir
-            proc_result = self._run_in_subprocess(script_path, cwd=temp_dir, env=env)
+            proc_result = self._run_in_subprocess(script_path, cwd=temp_dir)
             return _SandboxResult(
                 success=(proc_result['returncode'] == 0),
                 stdout=proc_result['stdout'],
diff --git a/lazyllm/tools/sandbox/sandbox_base.py b/lazyllm/tools/sandbox/sandbox_base.py
index 8315175cf..1714492d9 100644
--- a/lazyllm/tools/sandbox/sandbox_base.py
+++ b/lazyllm/tools/sandbox/sandbox_base.py
@@ -39,7 +39,7 @@ def to_dict(self) -> dict:
 class LazyLLMSandboxBase(ModuleBase, metaclass=LazyLLMRegisterMetaClass):
     SUPPORTED_LANGUAGES: List[str] = []
 
-    def __init__(self, output_dir_path: Optional[str] = None, return_trace: bool = True,
+    def __init__(self, output_dir_path: Optional[str] = None, return_trace: bool = False,
                  project_dir: Optional[str] = None, return_sandbox_result: bool = False):
         super().__init__(return_trace=return_trace)
         self._output_dir_path = output_dir_path or os.getcwd()
diff --git a/lazyllm/tools/sandbox/sandbox_fusion.py b/lazyllm/tools/sandbox/sandbox_fusion.py
index 10b633fda..28088f2c6 100644
--- a/lazyllm/tools/sandbox/sandbox_fusion.py
+++ b/lazyllm/tools/sandbox/sandbox_fusion.py
@@ -19,7 +19,7 @@ class SandboxFusion(LazyLLMSandboxBase):
 
     def __init__(self, base_url: str = config['sandbox_fusion_base_url'], compile_timeout: int = 10,
                  run_timeout: int = 10, memory_limit_mb: int = -1, project_dir: str = None,
-                 return_sandbox_result: bool = False, return_trace: bool = True):
+                 return_sandbox_result: bool = False, return_trace: bool = False):
         super().__init__(return_trace=return_trace, project_dir=project_dir, return_sandbox_result=return_sandbox_result)
         self._base_url = base_url
         self._compile_timeout = compile_timeout