Dan Steffy

Hi Rochell,Thank you for reaching out. It looks like you are an academic user. The following article contains information on how to get support as an academic user, and links to articles on resolvi...

Thank you for the question. To set upper and lower bounds on indexed lists of variables in our C API, you can use GRBsetdblattrlist. Slightly modifying an example from that linked documentation, yo...

Hi Christian, thank you for providing this feedback. I have some good news: in our most recent version, we now include a diagnostic tool (grbdiagnose) that could be helpful for you to debug this ki...

Hello Antoni,Thank you for contacting our team. Based on the error message:Request denied: license not valid for Gurobi version 13and the fact that your license is for version 12, I recommend updat...

In addition to seeking help from your HPC sysadmin regarding the connection, as Eli suggested, I also wanted to note that an alternative to using WLS on academic HPC systems is to have your system ...

Hello Luiz,Thank you for raising this concern and providing an example. What you are experiencing is not a bug but is instead a difference in how the multi-objective feature handles multi-objective...

Hello Lisa, On a Mac, Gurobi 11.0.2 should place the installation files in /Library/gurobi1102/macos_universal2  (note that this is the system /Library directory, not your personal ~/Library direct...

Hello Assia, It looks like when running multiple jobs in parallel, you are oversubscribing the usage of the CPU. You can see a clue when comparing the time and work done between the two runs: 196.4...

Hello Narasimha, Yes, it is possible to use Gurobi Instant Cloud in a Kubernetes-based architecture. One difference here is that with a WLS license, the Gurobi optimization jobs would run on your c...

Hello Marilena. If you are creating an application that solves multiple LPs in parallel in a distributed way, another source of non-determinism could be a race condition created by using multiple w...