restart core

v2rayN/v2rayN/Forms/MainForm.cs

@@ -363,6 +363,8 @@ namespace v2rayN.Forms
         /// </summary>
         private void LoadV2ray()
         {
+            tsbReload.Enabled = false;
+
             if (Global.reloadV2ray)
             {
                 ClearMsg();
@@ -373,6 +375,8 @@ namespace v2rayN.Forms
             statistics?.SaveToFile();
 
             ChangePACButtonStatus(config.listenerType);
+
+            tsbReload.Enabled = true;
         }
 
         /// <summary>

v2rayN/v2rayN/Handler/V2rayHandler.cs

@@ -221,7 +221,7 @@ namespace v2rayN.Handler
                 if (!p.HasExited)
                 {
                     p.Kill();
-                    p.WaitForExit();
+                    p.WaitForExit(100);
                 }
             }
             catch (Exception ex)

v2rayN/v2rayN/HttpProxyHandler/PrivoxyHandler.cs

@@ -146,7 +146,7 @@ namespace v2rayN.HttpProxyHandler
                 if (!p.HasExited)
                 {
                     p.Kill();
-                    p.WaitForExit();
+                    p.WaitForExit(100);
                 }
             }
             catch (Exception ex)