Common Schema Upgrade Considerations
When upgrading your schema there are some common considerations which may require some additional attention.
Business Key Not Defined
The Business Key might not be defined for some user added classes:
In order to define business key go to Properties Tab of the Schema Editor and select the class for which the key is not defined.
Choose a property and click the Key icon in the menu, to make it the business key. This simple process will define the Business Key.
Added Class Not Editable
Sometimes a newly added class might not be editable for OpenPlant Modeler. The user might not be able to define the class name because the property is not editable.
In order to make it editable go to Property Display and change the property status to editable of it is read only.