From 0540a43995d5115af22b80b70e1689d56a054ca0 Mon Sep 17 00:00:00 2001 From: Ulrik de Muelenaere Date: Mon, 30 Oct 2017 19:52:15 +0200 Subject: [PATCH] Check for deleted window --- qutebrowser/browser/webengine/webenginesettings.py | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/qutebrowser/browser/webengine/webenginesettings.py b/qutebrowser/browser/webengine/webenginesettings.py index d48c58cf4..ff0beb805 100644 --- a/qutebrowser/browser/webengine/webenginesettings.py +++ b/qutebrowser/browser/webengine/webenginesettings.py @@ -29,6 +29,7 @@ Module attributes: import os +import sip from PyQt5.QtGui import QFont from PyQt5.QtWebEngineWidgets import (QWebEngineSettings, QWebEngineProfile, QWebEngineScript) @@ -181,7 +182,10 @@ def _update_stylesheet(): """Update the custom stylesheet in existing tabs.""" css = shared.get_user_stylesheet() code = javascript.assemble('stylesheet', 'set_css', css) - for win_id in objreg.window_registry: + for win_id, window in objreg.window_registry.items(): + # We could be in the middle of destroying a window here + if sip.isdeleted(window): + continue tab_registry = objreg.get('tab-registry', scope='window', window=win_id) for tab in tab_registry.values():