From 6851757dfd6337d1bb410e81c5e888cdc327aca4 Mon Sep 17 00:00:00 2001
From: Talley Lambert <talley.lambert@gmail.com>
Date: Sun, 5 Nov 2023 18:01:14 -0500
Subject: [PATCH] fix: fix runtime error on submenu cleanup

---
 src/app_model/backends/qt/_qmenu.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/app_model/backends/qt/_qmenu.py b/src/app_model/backends/qt/_qmenu.py
index 9e253e7b..98db3f96 100644
--- a/src/app_model/backends/qt/_qmenu.py
+++ b/src/app_model/backends/qt/_qmenu.py
@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+import contextlib
 from typing import (
     TYPE_CHECKING,
     Collection,
@@ -120,7 +121,10 @@ def _disconnect(self) -> None:
 
     def _on_registry_changed(self, changed_ids: Set[str]) -> None:
         if self._menu_id in changed_ids:
-            self.rebuild()
+            # if this (sub)menu has been removed from the registry,
+            # we may hit a RuntimeError when trying to rebuild it.
+            with contextlib.suppress(RuntimeError):
+                self.rebuild()
 
 
 class QModelSubmenu(QModelMenu):