# Installation error

**URL:** <https://discourse.julialang.org/t/installation-error/110785>\
**Category:** General Usage\
**Tags:** question, package\
**Created:** [February 26, 2024, 2:48pm UTC](https://discourse.julialang.org/t/installation-error/110785 "2024-02-26T14:48:42Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Igor](https://avatars.discourse-cdn.com/v4/letter/i/dec6dc/32.png) [@Igor](https://discourse.julialang.org/u/Igor)\
**Post date:** [February 26, 2024, 2:48pm UTC](https://discourse.julialang.org/t/installation-error/110785/1 "2024-02-26T14:48:43Z")

</div>

Installation not finished.  
Info Packages marked with ⌃ and ⌅ have new versions available. Those with ⌃ may be upgradable, but those with ⌅ are restricted by compatibility constraints from upgrading. To see why use `status --outdated -m`  
Precompiling project…  
251 dependencies successfully precompiled in 483 seconds. 9 already precompiled.  
2 dependencies had output during precompilation:  
┌ PowerModelsACDC  
│ WARNING: could not import JuMP.with\_optimizer into PowerModelsACDC  
└  
┌ MKL\_jll  
│ Downloading artifact: MKL  
│  
│ [pid 7428] waiting for IO to finish:  
│ Handle type uv\_handle\_t-\>data  
│ timer 00000226803a8f60-\>00000226fd255ed0  
│ This means that a package has started a background task or event source that has not finished running. For precompilation to complete successfully, the event source needs to be closed explicitly. See the developer documentation on fixing precompilation hangs for more help.  
│  
│ [pid 7428] waiting for IO to finish:  
│ Handle type uv\_handle\_t-\>data  
│ timer 00000226803a8f60-\>00000226fd255ed0  
│ This means that a package has started a background task or event source that has not finished running. For precompilation to complete successfully, the event source needs to be closed explicitly. See the developer documentation on fixing precompilation hangs for more help.

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<div class="post-metadata">

**Author:** ![mkitti](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/mkitti/32/12459_2.png) [@mkitti](https://discourse.julialang.org/u/mkitti)\
**Post date:** [February 26, 2024, 2:55pm UTC](https://discourse.julialang.org/t/installation-error/110785/2 "2024-02-26T14:55:59Z")

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Those look like warnings. Have you encountered any issues?

What is the output of

```julia
using Pkg 
pkg"status --outdated -m"

```

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<div class="post-metadata">

**Author:** ![Igor](https://avatars.discourse-cdn.com/v4/letter/i/dec6dc/32.png) [@Igor](https://discourse.julialang.org/u/Igor)\
**Post date:** [February 26, 2024, 3:47pm UTC](https://discourse.julialang.org/t/installation-error/110785/3 "2024-02-26T15:47:59Z")

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> [@mkitti](#):
>
> `pkg"status --outdated -m`

Okey.  
I run :  
pkg"status --outdated -m"  
I don’t see MKL.  
What I must input IO?