# Problem With Integer Stack Size

**URL:** <https://discourse.julialang.org/t/problem-with-integer-stack-size/19384>\
**Category:** Optimization (Mathematical)\
**Created:** [January 8, 2019, 1:58pm UTC](https://discourse.julialang.org/t/problem-with-integer-stack-size/19384 "2019-01-08T13:58:25Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![muriloasouza](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/muriloasouza/32/4650_2.png) [@muriloasouza](https://discourse.julialang.org/u/muriloasouza)\
**Post date:** [January 8, 2019, 1:58pm UTC](https://discourse.julialang.org/t/problem-with-integer-stack-size/19384/1 "2019-01-08T13:58:25Z")

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Hello, using Couenne to solve a MINLP, but i’m getting this error:

```julia
Problem with integer stack size 1 1 6
Warning: Not solved to optimality, status: Error

```

If you need any more info, let me know.

---

<div class="post-metadata">

**Author:** ![odow](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/odow/32/28685_2.png) [@odow](https://discourse.julialang.org/u/odow)\
**Post date:** [January 8, 2019, 4:03pm UTC](https://discourse.julialang.org/t/problem-with-integer-stack-size/19384/2 "2019-01-08T16:03:41Z")

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Please provide a minimum working example:

> [@Please read: make it easier to help you](https://discourse.julialang.org/t/psa-make-it-easier-to-help-you/14757):
>
> Welcome to the Julia Discourse! We are enthusiastic about helping Julia programmers, both beginner and experienced. This public service announcement (PSA) outlines best practices when asking for help. Following these points makes it easier for us to help you and more likely you’ll get a prompt, useful answer. Keywords are highlighted to make it easier to refer to specific points. Choose a descriptive title that captures the key part of your question, eg “plots with multiple axes” instead of …