# Compile time: we can't find any impls for this multi dispatch fn?

**URL:** https://discourse.julialang.org/t/compile-time-we-cant-find-any-impls-for-this-multi-dispatch-fn/94736
**Category:** General Usage
**Created:** [February 16, 2023, 7:22pm UTC](https://discourse.julialang.org/t/compile-time-we-cant-find-any-impls-for-this-multi-dispatch-fn/94736 "2023-02-16T19:22:06Z")
**Posts on this page:** 1
**Showing post:** 21

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### Author: ![jling](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/jling/32/212909_2.png) [@jling](https://discourse.julialang.org/u/jling)
#### Post date: [February 17, 2023, 2:39am UTC](https://discourse.julialang.org/t/compile-time-we-cant-find-any-impls-for-this-multi-dispatch-fn/94736/21 "2023-02-17T02:39:58Z")

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depends on what you need. People have pointed you towards JET.jl for static analysis that understands typing system. And I have suggested Revise.jl so you don’t have to keep re-launching your program.

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