David Torres Sanchez

Also, as a customer, you can open a ticket for faster 1-1 support. Cheers, David

The error is misleading. Your code doesn't work without the parallel loop (in series). I recommend debugging that and freeing the models created in \(\texttt{build_model}\) before you enter the par...

Hi Rosario, For the command line we only accept the following Model File Formats. Alternatively, you can load the instances to another interface (e.g. a graph modelling tool) and use the Gurobi API...

That is interesting. What value of \(\texttt{where}\) are you using to add these cuts? Additionally, are you cutting off integer solutions? From the same link: they can cut off continuous solution...

The lines after manual presolve (called with m.presolve() or something similar): [2024-01-17 10:53:10][INFO] Set parameter TimeLimit to value 99999 [2024-01-17 10:53:10][INFO] Set parameter Nodefil...

Hi Marius, From the  GRBCallback::addCut() docs: You should consider setting parameter PreCrush to value 1 when adding your own cuts. This setting shuts off a few presolve reductions that can some...

Hi Fredrick, If presolve manages to remove all columns/rows then the model is solved. (see: What does "Presolve: All rows and columns removed" mean?). I'm not sure how to avoid this consistently bu...

We investigated this and found out that it was due to several things and not related to multi-threading. The leak occurs when checking the license (this is done when starting an environment) using ...

I created a ticket to track this internally. Cheers, David

Hi Nathan, What C++ std are you using to compile this? I have tried reproducing this on a similar machine with no success (tried 11, 17, and 2a).Also, what type of license are you using? Additional...