# Interesting problem with where parameters

**URL:** <https://discourse.julialang.org/t/interesting-problem-with-where-parameters/18824>\
**Category:** General Usage\
**Created:** [December 19, 2018, 11:00am UTC](https://discourse.julialang.org/t/interesting-problem-with-where-parameters/18824 "2018-12-19T11:00:48Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Tamas\_Papp](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/tamas_papp/32/25949_2.png) [@Tamas\_Papp](https://discourse.julialang.org/u/Tamas_Papp)\
**Post date:** [December 19, 2018, 11:04am UTC](https://discourse.julialang.org/t/interesting-problem-with-where-parameters/18824/2 "2018-12-19T11:04:11Z")

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Please provide a **self-contained** example. We don’t know what `SAFun` is and you are not providing a stack trace.

> [@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 …

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