Hi I can’t say I’ve across such an error before. Can you get a call stack? If you set a conditional break point at the assert (based on metaObj being null) then it might provide some insight?
Feel free to report it as a bug, Mike > On 7 Feb 2020, at 13:52, Volker Enderlein <volker.enderl...@ifm-chemnitz.de> > wrote: > > Hello, > > I am facing an error since Qt 5.14 (5.14.0 and 5.14.1) that did not show up > in previous versions (tested Qt 5.13.2 and before) > > It is a huge engineering application and I did not manage it up to now to > reduce it to a small sample that shows the behaviour. > > When interactively inserting a 3D QEntity (a custom geometry derived from > QEntity containing a QGeometryRenderer and some QTransform nodes) from a > plugin DLL (created with C++) I am greeted by the following assertion: > > --------------------------- > Microsoft Visual C++ Runtime Library > --------------------------- > Debug Error! > > Program: C:\Qt\5.14.1\msvc2017_64\bin\Qt5Cored.dll > Module: 5.14.1 > File: aspects\qabstractaspect.cpp > Line: 213 > > ASSERT: "metaObj" in file aspects\qabstractaspect.cpp, line 213 > > (Press Retry to debug the application) > > And the application does not display the graphics component inserted. Other > components are shown. I already inspected the output of the logging > categories for Qt3D and our plugin DLL but did not succeed up to now in > finding the reason for this behaviour. > > Did anyone were facing similar regressions when updating a Qt3D based > application Qt 5.14? > > Any help is very much appreciated. > > Cheers, Volker > > _______________________________________________ > Interest mailing list > Interest@qt-project.org > https://lists.qt-project.org/listinfo/interest — Mike Krus | mike.k...@kdab.com | Senior Software Engineer KDAB (UK) Ltd., a KDAB Group company Tel: UK Office +44 1625 809908 Mobile +44 7833 491941 KDAB - The Qt Experts, C++, OpenGL Experts
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