diff --git a/server_waitress.py b/server_waitress.py
index bac4c4d..42d4e86 100644
--- a/server_waitress.py
+++ b/server_waitress.py
@@ -45,9 +45,17 @@ import sys
 from pathlib import Path
 
 # 设置控制台编码为 UTF-8（解决 Windows 中文乱码问题）
+# PyInstaller onefile 模式下 sys.stdout.buffer 可能不存在（无控制台或管道重定向），
+# 此时跳过编码包装，避免 AttributeError 导致启动崩溃
 import io
-sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')
-sys.stderr = io.TextIOWrapper(sys.stderr.buffer, encoding='utf-8')
+try:
+    sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')
+except (AttributeError, ValueError):
+    pass
+try:
+    sys.stderr = io.TextIOWrapper(sys.stderr.buffer, encoding='utf-8')
+except (AttributeError, ValueError):
+    pass
 
 # Add the project root and src directory to PYTHONPATH
 project_root = Path(__file__).parent.absolute()