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Couenne report problem - primal_status=FEASIBLE_POINT, termination_status=LOCALLY_SOLVED but solutions are empty #66

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guanghuidatafuelx opened this issue Oct 31, 2022 · 0 comments

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@guanghuidatafuelx
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guanghuidatafuelx commented Oct 31, 2022

Using AmplNLWriter.Optimizer(Couenne_jll.amplexe)), both primal_status and termination_status show solutions are found. But both objective and decision variables are empty.

Please refer to
jump-dev/AmplNLWriter.jl#160

and https://stackoverflow.com/questions/74225064/julia-jump-couenne-how-to-get-intermediate-or-best-feasible-solutions-when-ti?noredirect=1#comment131053475_74225064

@guanghuidatafuelx guanghuidatafuelx changed the title Couenne: bug - primal_status=FEASIBLE_POINT, termination_status=LOCALLY_SOLVED but solutions are empty Couenne report problem - primal_status=FEASIBLE_POINT, termination_status=LOCALLY_SOLVED but solutions are empty Oct 31, 2022
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