diff --git a/Packages/com.vrchat.UdonSharp/Editor/UdonSharpRuntimeLogWatcher.cs b/Packages/com.vrchat.UdonSharp/Editor/UdonSharpRuntimeLogWatcher.cs
index 6730d969..fb6e7e89 100644
--- a/Packages/com.vrchat.UdonSharp/Editor/UdonSharpRuntimeLogWatcher.cs
+++ b/Packages/com.vrchat.UdonSharp/Editor/UdonSharpRuntimeLogWatcher.cs
@@ -148,7 +148,10 @@ private static void OnLog(string logStr, string stackTrace, LogType type)
         private static void OnEditorUpdate()
         {
             if (!InitializeScriptLookup())
+            {
+                CleanupLogWatcher();
                 return;
+            }
 
             while (_debugOutputQueue.Count > 0)
             {