From b041dcc8ce3141400fef3b5d0b70d3c2aa6458e1 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 24 Jan 2019 21:05:46 +0530
Subject: [PATCH] Ensure we dont try to update window title for tabs with no
 windows

---
 kitty/child-monitor.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/kitty/child-monitor.c b/kitty/child-monitor.c
index 3a31a7b77..6bc1d7656 100644
--- a/kitty/child-monitor.c
+++ b/kitty/child-monitor.c
@@ -634,8 +634,10 @@ render_os_window(OSWindow *os_window, double now, unsigned int active_window_id,
 static inline void
 update_os_window_title(OSWindow *os_window) {
     Tab *tab = os_window->tabs + os_window->active_tab;
-    Window *w = tab->windows + tab->active_window;
-    update_window_title(w, os_window);
+    if (tab->num_windows) {
+        Window *w = tab->windows + tab->active_window;
+        update_window_title(w, os_window);
+    }
 }
 
 static inline void