When launching erwin Data Modeler, the below error is displayed:
NLS not licensed (Code: -1094, Status: -1) At 25 Percent
Also, when opening models, the below error is displayed:
You may only have 25 objects of type Entity in the model
Delete everything in the following directory and then relaunch erwin and try to activate the license again.
NOTE: If you are unable to find ProgramData, the folder may be hidden. You just have to go into the View Tab in the file explorer to show hidden items: