Sonja Mars

User cuts and lazy constraints are similar but have some important differences. User cuts help tighten the relaxation of a MIP by removing fractional solutions. They are not required for the mode...

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. Background Both Gurobi Compute Server and the Instant Cloud are ba...

We are happy to announce that our documentation has been moved to a new page. The page is located at docs.gurobi.com and includes our: Getting Started Pages Example Tour Reference Manual AMPL-Guro...

This is only for Gurobi 9.0.1.Setup:Windows, Python 3.8.1 from http://www.python.org Situation:after running python setup.py install, importing gurobipy fails with this error from .gurobipy import ...

When using the Gurobi Cluster Manager, you might receive the error "Unauthorized access". This error indicates that there is a problem with the method of authentication used to connect to the Clust...

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

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 in...

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...

While setting up an academic license file via grbgetkey, you may receive the following error message:error : ERROR 303: Ip: <IP address> host "<hostname>" not recognized as belonging to an academic...

After installing your license file, you might receive the message:ERROR 10009: License is for 8 cores, machine has XXFor Named-User Academic, Educational Institution Site token, and single-use lice...