@C_R No. only the above message popped up.

RandP_actuated_mech_Simulink.msimThank you for your quick reply. As I think I should redefine the required parameters in Standalone Subsystem, as in uploaded example, it is (t) subsystem.In S-function Connector examples in Help toolbar, only examples which defined the parameters can be converted to Simulink Matlab. @Thomas Richard 

@C_R Thank you for your time and effort.

@C_R mine1.msim