Thank you Ayman for responding. I am using OpenSim 4.1 and got the Tutorials from https://simtk-confluence.stanford.edu/display/OpenSim/Tutorial+1+-+Intro+to+Musculoskeletal+Modeling I had gait2354 model from the download and there are difference in the muscles (Muscle Path question#2) between gait2...

I am a new Opensim user, just installed Opensim and doing my first tutorial. In the Tutorial 1 the model used is gait2392_simbody.osim but my downloads have only gait2354_simbody.osim. For my assignment if I used gait2354_simbody will there be a difference or are these models one and the same? If no...