Unable to run ‘rtwmakecfg’ file in directory: ‘E:mdlS_Ifx_IntIpoCur_u16_u16’ due to error: ‘The Simulink version “1.2” is not supported’

while building the model facing issue

dot indexing is not supported in MATLAB

I am trying to simulate the arduino braccio robot in the matlab for a simple pick and place task, here is the complete code for that: