From 90f0f6964d9e85c1370f6800171bd062ba75b0d3 Mon Sep 17 00:00:00 2001
From: krut_ni <nils.kruthoff@dlr.de>
Date: Fri, 10 Jul 2026 03:04:37 +0200
Subject: [PATCH] fixed plugin loading bug where plugins vanish after being
 updated

---
 .../Tools/Services/AssistantPluginInstallService.cs         | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/app/MindWork AI Studio/Tools/Services/AssistantPluginInstallService.cs b/app/MindWork AI Studio/Tools/Services/AssistantPluginInstallService.cs
index dbfb7486..11c2cf1a 100644
--- a/app/MindWork AI Studio/Tools/Services/AssistantPluginInstallService.cs	
+++ b/app/MindWork AI Studio/Tools/Services/AssistantPluginInstallService.cs	
@@ -305,9 +305,9 @@ public sealed class AssistantPluginInstallService
             await File.WriteAllTextAsync(tempFile, pluginCode, Encoding.UTF8, token);
 
             if (File.Exists(pluginFile))
-                File.Move(pluginFile, backupFile);
-
-            File.Move(tempFile, pluginFile);
+                File.Replace(tempFile, pluginFile, backupFile);
+            else
+                File.Move(tempFile, pluginFile);
 
             try
             {