I'm having a plain segfault on initSystem as well, for SimTK 3.5.3 and OpenSim 3.3 release libraries on a small test program, on Arch Linux 64-bit. Based on the comments here, I tried to build a debug version of the libraries and use it on my program (confirmed the debug libraries are being linked w...

Hi. I have interest on this as well, but I am a little lost. The method that needs to be overwriten in MarkerData is getFrame, right ? Could I do this even if it's not a virtual method ? Besides, the .trc file contains information about marker names, sampling rate, x, y and z positions over time. Ho...