diff --git a/gradio_ui.py b/gradio_ui.py
index d5446a1..39ed325 100644
--- a/gradio_ui.py
+++ b/gradio_ui.py
@@ -4,6 +4,7 @@ import glob
 import threading
 import subprocess
 import gradio as gr
+import psutil
 
 # ---------------- 全局进程句柄 ----------------
 current_process = None
@@ -96,12 +97,22 @@ def run_eval(
 def stop_eval():
     global current_process
     if current_process and current_process.poll() is None:
-        current_process.terminate()
-        current_process = None
+        try:
+            # 使用 psutil 杀死所有子进程
+            parent = psutil.Process(current_process.pid)
+            children = parent.children(recursive=True)
+            for child in children:
+                child.kill()
+            parent.kill()
+        except Exception as e:
+            return f"[Error stopping process] {e}\n"
+        finally:
+            current_process = None
         return "[Stopped by user]\n"
     return "[No active process]\n"
 
 
+
 # ---------------- Run/Stop 控制器 ----------------
 def toggle_run(
     inputs, native, other, output_choices,