diff options
Diffstat (limited to 'src/qml/qml/qqmlmetatype.cpp')
-rw-r--r-- | src/qml/qml/qqmlmetatype.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/qml/qml/qqmlmetatype.cpp b/src/qml/qml/qqmlmetatype.cpp index 41d44a821a..cb8c2bd3b5 100644 --- a/src/qml/qml/qqmlmetatype.cpp +++ b/src/qml/qml/qqmlmetatype.cpp @@ -225,6 +225,9 @@ void QQmlType::SingletonInstanceInfo::init(QQmlEngine *e) v4->pushGlobalContext(); QObject *o = qobjectCallback(e, e); setQObjectApi(e, o); + if (!o) { + qFatal("qmlRegisterSingletonType(): \"%s\" is not available because the callback function returns a null pointer.", qPrintable(typeName)); + } // if this object can use a property cache, create it now QQmlData::ensurePropertyCache(e, o); v4->popContext(); |