From f3fb3331d141da686da07a3dd560b2391293acb1 Mon Sep 17 00:00:00 2001
From: "sentry[bot]" <39604003+sentry[bot]@users.noreply.github.com>
Date: Sun, 25 Oct 2026 17:35:10 +0100
Subject: [PATCH] [Cards] Guard against null QScreen when positioning enlarged
 pixmap (#7650)

Co-authored-by: sentry[bot] <39604003+sentry[bot]@users.noreply.github.com>
---
 .../interface/widgets/cards/card_info_picture_widget.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/cockatrice/src/interface/widgets/cards/card_info_picture_widget.cpp b/cockatrice/src/interface/widgets/cards/card_info_picture_widget.cpp
index 3c1e1b77f..0d94e7209 100644
--- a/cockatrice/src/interface/widgets/cards/card_info_picture_widget.cpp
+++ b/cockatrice/src/interface/widgets/cards/card_info_picture_widget.cpp
@@ -491,7 +491,14 @@ void CardInfoPictureWidget::showEnlargedPixmap()
     enlargedPixmapWidget->setCardPixmap(exactCard, enlargedSize);
 
     const QPoint cursorPos = QCursor::pos();
-    const QRect screenGeometry = QGuiApplication::screenAt(cursorPos)->geometry();
+    QScreen *screen = QGuiApplication::screenAt(cursorPos);
+    if (!screen) {
+        screen = QGuiApplication::primaryScreen();
+    }
+    if (!screen) {
+        return;
+    }
+    const QRect screenGeometry = screen->geometry();
     const QSize widgetSize = enlargedPixmapWidget->size();
 
     int newX = cursorPos.x() + ENLARGED_PIXMAP_OFFSET;