# \#altrotutorials

**URL:** https://discourse.julialang.org/tag/altrotutorials/1683.md

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## [StackOverflowError in AltroTutorials.jl](https://discourse.julialang.org/t/stackoverflowerror-in-altrotutorials-jl/121448)

<div class="topic-metadata">

**Author:** [@jay\_Gao](https://discourse.julialang.org/u/jay_Gao)\
**Replies:** 2\
**Last updated:** [October 18, 2024, 11:23am UTC](https://discourse.julialang.org/t/stackoverflowerror-in-altrotutorials-jl/121448 "2024-10-18T11:23:43Z")

</div>

When I set up a model, I am getting： StackOverflowError: Stacktrace: \[1\] SizedMatrix{6, 3, Float64, 2, Matrix{Float64}}(a::SparseArrays.SparseMatrixCSC{Float64, Int64}) (repeats 79984 times) @ StaticArrays C:\\Use…