.. _sfunction_error:

'Could not find S-function' Errors
----------------------------------

This error occurs when a required S-function for the Simulink model is not found in any folder on the MATLAB path. If the missing S-function is an OpenECU block, refer to `Setting up the MATLAB Path` for instructions on how to set up MATLAB for OpenECU compatibility.

Simulink Error
^^^^^^^^^^^^^^

.. image:: sfunction_error.png