We tracked down the reason for the behavior described in the comment above by Fouad Matari on broken non-uniform scaling. Restating the issue, in the source file opensim-core-source\OpenSim\Simulation\SimbodyEngine\Body.cpp , in the function void Body::scaleInertialProperties(const SimTK::Vec3& scal...

We have a question about building the OpenSim GUI on Linux, but we are interested in the 3.3 version that we are still using. 1) Is the GUI source code available for the 3.3 version? The 3.3 tag is "missing" in the opensim-gui git repo (just as it does in the opensim-core repo), and we are not sure ...

Thanks, James.

Is the next minor release 4.1? Is there an estimated date for it?

James, thank you for the 3.3 error reference. I am in the same group as the original poster, and we think there may be an issue in 4.0 that one can see without reference to 3.3. Briefly : We find that <apply>false</apply> doesn't turn off the marker, but leaves it on, although with the weight reset ...