SPSS FAQs and Troubleshooting - University of Guelph IT Help
If the license wizard fails repeatedly:
Your user account lacks the authority to write the license string to the installation directory.
/Applications/IBM/SPSS/Statistics/29/SPSSStatistics.app/Contents/bin/licenseactivator
The wizard completed its run but was blocked from writing the actual license string. This leaves the lservrc file completely empty or corrupted with a blank space.