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-rw-r--r--src/platformsupport/linuxaccessibility/atspiadaptor.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/platformsupport/linuxaccessibility/atspiadaptor.cpp b/src/platformsupport/linuxaccessibility/atspiadaptor.cpp
index 88539b7220..9153fd20bb 100644
--- a/src/platformsupport/linuxaccessibility/atspiadaptor.cpp
+++ b/src/platformsupport/linuxaccessibility/atspiadaptor.cpp
@@ -803,7 +803,9 @@ void AtSpiAdaptor::windowActivated(QObject* window, bool active)
return;
QAccessibleInterface *iface = QAccessible::queryAccessibleInterface(window);
- Q_ASSERT(iface);
+ // If the window has been quickly activated or disabled, it will cause a crash.
+ if (iface == nullptr)
+ return;
Q_ASSERT(!active || iface->isValid());
QString windowTitle;