This probably means that Apple Script is not enabled on your computer. To activate your ASIO Driver on MacOS Classic, manually copy the ASIO drivers into the ASIO drivers folder of SPARK / LE / XL 2.5.
To manually access the ASIO drivers folder, control click the "Spark.app" and select "Show Package Contents" from the pop-up dialog. Once inside the "Spark.app" folder, open the contents folder, followed by the MacOSClassic folder. Here you will find the ASIO drivers folder. Simply copy your ASIO drivers and any required control panels into this folder. When you are finished, control click the "Spark.app" and select "Hide Package Contents" from the pop-up dialog.