If grbgetkey produces a message that looks like this:
info : grbgetkey version 9.1.1, build v9.1.1rc0
info : Contacting Gurobi key server...
error : ERROR 405: Cannot reinstall license xxxxxx;
get a new license from the Gurobi website
it means you are trying to retrieve an academic license file from a computer different than the one for which it was generated.
Please simply request a new academic license by connecting your computer to the university network and following the instructions for a named-user academic license in Gurobi for Academics and Researchers.
Further information
- Free Academic License
- Free Trial Online Course License
- How can I use Gurobi on multiple computers for my academic research?
- How do I resolve the error "grbgetkey: command not found"?
- Quick Start Guides