[Cmpl] Gurobi solver error

Mike Steglich mike.steglich at berlin.de
Sat May 16 08:16:37 EDT 2020


Hello,

Could you please try to solve it with Cbc? Just to check whether there is a feasible solution. You could also send your Cmpl model directly to me to test it on my system.

Thanks,

Mike

> Am 15.05.2020 um 21:54 schrieb duygu.bedir <duygu.bedir at boun.edu.tr>:
> 
> Hi,
> 
> I tried to solve a problem by using Gurobi solver (which is already set up with license on my computer) by using "%arg -solver gurobi" line on top of the cmpl code or by wiriting "cmpl C:/Users/duygu/Cmpl/492-2.cmpl -solver gurobi" on CpmlShell. However, in both ways I recieve the same error:
> 
> CMPL model generation - running
> 
> CMPL version: 1.12.0
> Authors: Thomas Schleiff, Mike Steglich
> Distributed under the GPLv3
> 
> create model instance ...
> write model instance ...
> CMPL model generation - finished
> 
> Solver - running
> 
> "C:/Users/duygu/Documents" "0" "C:/Users/duygu/AppData/Local/Temp/cmpl.gq7436.mps" "C:/Users/duygu/AppData/Local/Temp/cmpl.gq7436.gsol"
> The system cannot find the path specified.
> Error (interfaces):  gurobi failed - exit code 
> 
> 
> What does this error stem from and how can I solve it?
> 
> Thanks in advance,
> Duygu
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