From 1e580843ffce57e2ee8dd34e71f7c04e449abc30 Mon Sep 17 00:00:00 2001
From: Kang Yu <kangyu.ca@gmail.com>
Date: Sun, 18 Aug 2024 15:23:09 -0700
Subject: [PATCH] fix exception when capture new windows

---
 .../Common/PersistentWindowProcessor.cs                        | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Ninjacrab.PersistentWindows.Solution/Common/PersistentWindowProcessor.cs b/Ninjacrab.PersistentWindows.Solution/Common/PersistentWindowProcessor.cs
index cff4896..c14bb3a 100644
--- a/Ninjacrab.PersistentWindows.Solution/Common/PersistentWindowProcessor.cs
+++ b/Ninjacrab.PersistentWindows.Solution/Common/PersistentWindowProcessor.cs
@@ -1180,6 +1180,9 @@ namespace PersistentWindows.Common
             if (string.IsNullOrEmpty(className))
                 return -1;
 
+            if (!windowProcessName.ContainsKey(hwnd))
+                return -1;
+
             string procName = windowProcessName[hwnd];
             string title = GetWindowTitle(hwnd);
             if (className.Equals("ApplicationFrameWindow"))