Sonja Mars

If grbgetkey produces a message that looks like this:info : grbgetkey version 13.0.1, build v13.0.1rc0 info : Contacting Gurobi license server... error : ERROR 405: Cannot reinstall license 99999...

While running grbgetkey to retrieve a license file, you might receive the error:Communication failed, check your network connection or set variable HTTPS_PROXY if you need a proxyIf your computer i...

The idle timeout allows you to set a limit on how long a Compute Server or Cloud job can sit idle before the server kills the job.BackgroundBoth Gurobi Compute Server and the Instant Cloud are base...

On Linux systems, the Gurobi system environment variables GUROBI_HOME and LD_LIBRARY_PATH are usually defined in your .bashrc file. This file might not be loaded by all tools and applications, incl...

After installing your license file, you might receive the message:ERROR 10009: License is for 8 cores, machine has XXThis error message indicates you are trying to use the license on a machine that...

The errorERROR 10009: HostID mismatch indicates that the license file was generated for a machine with a different host ID. If the license file previously worked on the same machine, then something...

If you have a standalone Gurobi license (free academic or commercial) and want to call Gurobi from inside GAMS, you need a Gurobi/GAMS link.You can add the paid Gurobi-Link license to your GAMS ins...

When using the Gurobi Java API, you may see a java.lang.NoClassDefFoundError exception such as:java.lang.NoClassDefFoundError: gurobi/GRBException java.lang.NoClassDefFoundError: Could not initiali...

While requesting a Named-User Academic license or a WLS Academic license, you may receive the following error:Academic Domain ErrorYour network address is not recognized as belonging to an academic...

If you are a faculty member, student, or staff of a recognized degree-granting academic institution, you can obtain a free academic license from our website. These licenses may only be used for res...