Crash when opening graphview without keyframes

Steps:
1) Open attached anim-test.uip in studio
2) Delete keyframes of Cylinder2 Rotation property
3) Double-click Rotation property to open its animation graph

-> Crash, with debug log:

1 VCrtDbgReportW ucrtbased 0x7ffb15cb5fdd
2 CrtDbgReportW ucrtbased 0x7ffb15cb4ea5
3 std::_Debug_message MSVCP140D 0x7ffb1d6af841
4 std::vector<qt3dsdm::Qt3DSDMKeyframeHandle>::operator[] vector 1235 0x7ff6ee7f095d
5 qt3dsdm::CSimpleAnimationCore::getAnimationExtrema SimpleAnimationCore.cpp 480 0x7ff6eed9960a
6 qt3dsdm::CAnimationCoreProducer::getAnimationExtrema AnimationCoreProducer.cpp 385 0x7ff6eedb3a9c
7 RowTimelinePropertyGraph::fitGraph RowTimelinePropertyGraph.cpp 428 0x7ff6ee883d29
8 <lambda_4fb983d51eda8a584563a15bd308c479>::operator() RowTimelinePropertyGraph.cpp 58 0x7ff6ee8879a6
9 QtPrivate::FunctorCall<QtPrivate::IndexesList<>,QtPrivate::List<>,void,<lambda_4fb983d51eda8a584563a15bd308c479>>::call qobjectdefs_impl.h 146 0x7ff6ee8884e8
10 QtPrivate::Functor<<lambda_4fb983d51eda8a584563a15bd308c479>,0>::call<QtPrivate::List<>,void> qobjectdefs_impl.h 257 0x7ff6ee8866d2
11 QtPrivate::QFunctorSlotObject<<lambda_4fb983d51eda8a584563a15bd308c479>,0,QtPrivate::List<>,void>::impl qobjectdefs_impl.h 445 0x7ff6ee889397
12 QtPrivate::QSlotObjectBase::call qobjectdefs_impl.h 394 0x7ffac1256168
13 QMetaObject::activate qobject.cpp 3765 0x7ffac12975be
14 QMetaObject::activate qobject.cpp 3632 0x7ffac1296e78
15 QTimer::timeout moc_qtimer.cpp 205 0x7ffac12b5cf9
16 QTimer::timerEvent qtimer.cpp 257 0x7ffac12b5d5a
17 QObject::event qobject.cpp 1231 0x7ffac1299223
18 QApplicationPrivate::notify_helper qapplication.cpp 3752 0x7ffac290771e
19 QApplication::notify qapplication.cpp 3109 0x7ffac29021df
20 QCoreApplication::notifyInternal2 qcoreapplication.cpp 1061 0x7ffac123caa6
... <More>