# Why julia exit from REPL?

**URL:** <https://discourse.julialang.org/t/why-julia-exit-from-repl/35445>\
**Category:** General Usage\
**Created:** [March 3, 2020, 8:32am UTC](https://discourse.julialang.org/t/why-julia-exit-from-repl/35445 "2020-03-03T08:32:08Z")\
**Posts on this page:** 1\
**Showing post:** 6

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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:** [March 3, 2020, 9:29am UTC](https://discourse.julialang.org/t/why-julia-exit-from-repl/35445/6 "2020-03-03T09:29:22Z")

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Could be some weird customization in your environment or startup file. Did you change anything recently, eg

> [@Problem in running Julia on Juno](https://discourse.julialang.org/t/problem-in-running-julia-on-juno/35412/3):
>
> Ok, reinstalled Taro … oh, it’s this one JULIA\_COPY\_STACKS, that i manually added so system environment variabile (i have windows 10). julia\> import Taro [Info: Precompiling Taro [61d0e4fa-4e73-5030-88a9-ae4c27b203dd] ┌ Warning: JavaCall needs the environment variable `JULIA_COPY_STACKS` to be `1` or `yes`. │ Calling the JVM may result in undefined behavior. └ @ JavaCall C:\Users\dario\.julia\packages\JavaCall\0wJQZ\src\JavaCall.jl:38 ┌ Warning: JavaCall needs the environment variable `JULIA\_C…

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