After upgrading to Harvest v14.0 or higher, licensing is handled differently than in previous versions.
This KB explains how licensing is handled moving forward.
Harvest 14.0 and Higher
Linux
SCM v14 no longer uses the licensing software that was installed with previous versions.
However, on the Linux and Unix platforms the upgrade process does not automatically uninstall this module.
Harvest should function as expected despite any errors generated or behavior observed regarding the license process
In Linux you can follow these stops to resolve potential licensing errors: