# Issue with Local Sensitivites and dt \<= dtmin

**URL:** <https://discourse.julialang.org/t/issue-with-local-sensitivites-and-dt-dtmin/81426>\
**Category:** Numerics\
**Tags:** diffeq, forwarddiff\
**Created:** [May 21, 2022, 5:28pm UTC](https://discourse.julialang.org/t/issue-with-local-sensitivites-and-dt-dtmin/81426 "2022-05-21T17:28:12Z")\
**Posts on this page:** 1\
**Showing post:** 3

<div class="post-metadata">

**Author:** ![ChrisRackauckas](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/chrisrackauckas/32/77_2.png) [@ChrisRackauckas](https://discourse.julialang.org/u/ChrisRackauckas)\
**Post date:** [May 21, 2022, 6:48pm UTC](https://discourse.julialang.org/t/issue-with-local-sensitivites-and-dt-dtmin/81426/3 "2022-05-21T18:48:54Z")

</div>

Indeed, trying a method for stiff equations is the first thing to do in this case. Did you try it?

Follow the guide:

> [@PSA: How to help yourself debug differential equation solving issues](https://discourse.julialang.org/t/psa-how-to-help-yourself-debug-differential-equation-solving-issues/62489):
>
> Debugging differential equation solver issues almost always boils down to doing the same thing, so this is a summary to help you out. For more information on specific issues, check out the FAQ section of the DifferentialEquations.jl documentation which highlights common issues and questions: [https://diffeq.sciml.ai/dev/basics/faq/](https://diffeq.sciml.ai/dev/basics/faq/)How do I debug why the differential equation solver is diverging? dt \<= dtmin. Aborting. There is either an error in your model specification or the true solution i…

---

_[View the full topic](https://discourse.julialang.org/t/issue-with-local-sensitivites-and-dt-dtmin/81426)._