# Issue with MethodOfLines.jl Heat equation example

**URL:** <https://discourse.julialang.org/t/issue-with-methodoflines-jl-heat-equation-example/96411>\
**Category:** New to Julia\
**Tags:** error, differentialequation\
**Created:** [March 21, 2023, 5:49pm UTC](https://discourse.julialang.org/t/issue-with-methodoflines-jl-heat-equation-example/96411 "2023-03-21T17:49:06Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**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:** [March 21, 2023, 8:22pm UTC](https://discourse.julialang.org/t/issue-with-methodoflines-jl-heat-equation-example/96411/3 "2023-03-21T20:22:29Z")

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Yeah it has to do with a recent bump in the road due to updating the return code spec. @xtalax you said you were putting a patch in today?

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