S-function upgrades needed

Select the diagnostic action to take if Simulink^®software encounters a block that has not been upgraded to use features of the current release.

Block behavior depends on frame status of signal

Select the diagnostic action to take when Simulink software encounters a block whose behavior depends on the frame status of a signal.

SimState object from earlier release

Use this check to report that the SimState was generated by an earlier version of Simulink.