Invalid returned data from license server system. (Error code: -12)

Issue

When trying to log into SBO Workstation receive the following error: Invalid returned data from license server system. (Error code: -12)

Product Line

SmartStruxure Solution

Environment

Workstation

Enterprise Server

Cause

This error has been caused when a Workstation license is present but no Enterprise Server license is present.

Resolution

An Enterprise Server license must be purchased and added.

Please see Lessons Learned #11809 for license options and part numbers.