Dan Steffy
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Gurobi Staff
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Activity overview
Latest activity by Dan Steffy-
Dan Steffy commented,
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...
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Dan Steffy created an article,
How do I uninstall Gurobi from macOS?
This article describes how to remove the files created during a full installation of the Gurobi Optimizer on macOS. The approach will require running commands in a terminal (MacOS shell), such as t...
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Dan Steffy commented,
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...
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Dan Steffy commented,
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...
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Dan Steffy commented,
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...
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Dan Steffy commented,
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 ...
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Dan Steffy commented,
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...
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Dan Steffy created an article,
What qualifies as an “Urgent” (production blocking) support request?
Gurobi’s Standard EULA defines service levels for support, the highest of which is Urgent. When submitting a support request, it's important to categorize your issue correctly to ensure a timely an...
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Dan Steffy commented,
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...
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Dan Steffy commented,
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...