Cause
This error occurs if your schema file specifies the html option for a property in a class that is not a subclass of the
Action
Remove the html option from the property definition. Alternatively, redefine the class as a subclass of the JadeHTMLClass class.
This error should not normally occur if the schema file was extracted correctly by JADE.
If you require assistance and your JADE licenses include support, contact your local JADE support center or JADE Support.