Crash - Expanding Composite Processor

[MutterOberin]

Issue

Inviwo crashes when 'Volume Raycaster Composite Processor' is expanded

Describe the issue

Create Composite Processor
Use it to Visualize Volume
Expand Processor

Please make a step to step guide on how to reproduce the issue

Environment information

• Operating System: Win 10 x64
• Compiler/IDE: Visual Studio 2017
• QT Version: 5.13
• Python version: 3.7 (Anaconda)

[MutterOberin]

File: tfpropertydialog.cpp : 450

[r-englund]

You need to have the TF editor open to reproduce the crash

[r-englund]

the strack trace

 	vcruntime140d.dll!00007ffae4731427()	Unknown
>	inviwo-cored.dll!std::_Narrow_char_traits<char,int>::move(char * const _First1, const char * const _First2, const unsigned __int64 _Count) Line 369	C++
 	inviwo-cored.dll!std::string::assign(const char * const _Ptr, const unsigned __int64 _Count) Line 2847	C++
 	inviwo-cored.dll!std::string::_Copy_assign(const std::string & _Right, std::integral_constant<bool,0> __formal) Line 2628	C++
 	inviwo-cored.dll!std::string::operator=(const std::string & _Right) Line 2666	C++
 	inviwo-cored.dll!inviwo::DataMapper::operator=(const inviwo::DataMapper & that) Line 47	C++
 	inviwo-module-qtwidgetsd.dll!inviwo::TFEditor::{ctor}::__l5::<lambda>() Line 98	C++
 	[External Code]	
 	inviwo-cored.dll!inviwo::Dispatcher<void __cdecl(void)>::invoke<>() Line 69	C++
 	inviwo-cored.dll!inviwo::CallBackList::invokeAll() Line 59	C++
 	inviwo-cored.dll!inviwo::Inport::connectTo(inviwo::Outport * outport) Line 115	C++
 	inviwo-cored.dll!inviwo::DataInport<inviwo::Volume,1,0>::connectTo(inviwo::Outport * port) Line 163	C++
 	inviwo-cored.dll!inviwo::ProcessorNetwork::addConnection(inviwo::Outport * src, inviwo::Inport * dst) Line 155	C++
 	inviwo-cored.dll!inviwo::util::expandCompositeProcessorIntoNetwork(inviwo::CompositeProcessor & composite) Line 277	C++
 	inviwo-qteditord.dll!inviwo::NetworkEditor::contextMenuEvent::__l38::<lambda>() Line 666	C++
 	inviwo-qteditord.dll!QtPrivate::FunctorCall<QtPrivate::IndexesList<>,QtPrivate::List<>,void,void <lambda>(void)>::call(inviwo::NetworkEditor::contextMenuEvent::__l38::void <lambda>(void) & f, void * * arg) Line 146	C++
 	inviwo-qteditord.dll!QtPrivate::Functor<void <lambda>(void),0>::call<QtPrivate::List<>,void>(inviwo::NetworkEditor::contextMenuEvent::__l38::void <lambda>(void) & f, void * __formal, void * * arg) Line 257	C++
 	inviwo-qteditord.dll!QtPrivate::QFunctorSlotObject<void <lambda>(void),0,QtPrivate::List<>,void>::impl(int which, QtPrivate::QSlotObjectBase * this_, QObject * r, void * * a, bool * ret) Line 445	C++
 	[External Code]	
 	inviwo-qtapplicationbased.dll!inviwo::InviwoApplicationQt::notify(QObject * receiver, QEvent * e) Line 310	C++
 	[External Code]	
 	inviwo-qtapplicationbased.dll!inviwo::InviwoApplicationQt::notify(QObject * receiver, QEvent * e) Line 310	C++
 	[External Code]	
 	inviwo-qteditord.dll!inviwo::NetworkEditor::contextMenuEvent(QGraphicsSceneContextMenuEvent * e) Line 740	C++
 	[External Code]	
 	inviwo-qtapplicationbased.dll!inviwo::InviwoApplicationQt::notify(QObject * receiver, QEvent * e) Line 310	C++
 	[External Code]	
 	inviwo-qtapplicationbased.dll!inviwo::InviwoApplicationQt::notify(QObject * receiver, QEvent * e) Line 310	C++
 	[External Code]	
 	inviwo-qtapplicationbased.dll!inviwo::InviwoApplicationQt::notify(QObject * receiver, QEvent * e) Line 310	C++
 	[External Code]	
 	inviwo-cli.exe!main(int argc, char * * argv) Line 122	C++
 	[External Code]	

[martinfalk]

Is this one of the widget issues where the property widget does not yet exist?