# \#couenne

**URL:** https://discourse.julialang.org/tag/couenne/509.md

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## [Error with couenne](https://discourse.julialang.org/t/error-with-couenne/110046)

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**Author:** [@medardo](https://discourse.julialang.org/u/medardo)\
**Replies:** 6\
**Last updated:** [February 12, 2024, 5:44pm UTC](https://discourse.julialang.org/t/error-with-couenne/110046 "2024-02-12T17:44:46Z")

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Hi, please help me. I can’t see the problem. I am using this code: using JuMP, AmplNLWriter, Couenne\_jll function run() model = Model(() → AmplNLWriter.Optimizer(Couenne\_jll.amplexe)) @variable(model, x) @variable(m…

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## [Get feasible solution from Couenne after time limit (JuMP)](https://discourse.julialang.org/t/get-feasible-solution-from-couenne-after-time-limit-jump/90999)

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**Author:** [@Luca](https://discourse.julialang.org/u/Luca)\
**Replies:** 1\
**Last updated:** [November 29, 2022, 7:48pm UTC](https://discourse.julialang.org/t/get-feasible-solution-from-couenne-after-time-limit-jump/90999 "2022-11-29T19:48:40Z")

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Dear all, I am solving a non-convex MINLP model with couenne with a time limit, let’s say 20 seconds. After 20 seconds, I obtain the following output: Couenne 0.5.8 -- an Open-Source solver for Mixed Integer Nonlinear …

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## [Getting output after solver timeout reached](https://discourse.julialang.org/t/getting-output-after-solver-timeout-reached/81324)

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**Author:** [@Viktor\_Pavlovic](https://discourse.julialang.org/u/Viktor_Pavlovic)\
**Replies:** 9\
**Last updated:** [October 31, 2022, 8:03pm UTC](https://discourse.julialang.org/t/getting-output-after-solver-timeout-reached/81324 "2022-10-31T20:03:07Z")

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Hello all, I have recently started using Couenne to solve MINLPs and have now encountered problems where I don’t obtain a solution in a reasonable amount of time. I am wondering if I can get set a time limit and obtain …

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## [Couenne with JuMP: can't evaluate pow"(0,1.5)](https://discourse.julialang.org/t/couenne-with-jump-cant-evaluate-pow-0-1-5/48734)

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**Author:** [@Shuhua](https://discourse.julialang.org/u/Shuhua)\
**Replies:** 3\
**Last updated:** [October 22, 2020, 9:15am UTC](https://discourse.julialang.org/t/couenne-with-jump-cant-evaluate-pow-0-1-5/48734 "2020-10-22T09:15:52Z")

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I am playing with Couenne for NLP optimization problems with JuMP and AmplNLWriter. After setting up these packages, I tried the toy example in Couenne’s documentation (section 5). For convenience, the problem is posted …