# Error when trying to install JuMP package

**URL:** <https://discourse.julialang.org/t/error-when-trying-to-install-jump-package/36722>\
**Category:** Tooling\
**Created:** [March 30, 2020, 8:57am UTC](https://discourse.julialang.org/t/error-when-trying-to-install-jump-package/36722 "2020-03-30T08:57:34Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![FADWA\_NEMER](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/fadwa_nemer/32/13715_2.png) [@FADWA\_NEMER](https://discourse.julialang.org/u/FADWA_NEMER)\
**Post date:** [March 30, 2020, 8:57am UTC](https://discourse.julialang.org/t/error-when-trying-to-install-jump-package/36722/1 "2020-03-30T08:57:34Z")

</div>

I am trying to install JuMP package (command Pkg.add(“JuMP”) from julia using the built-in package manager) on my windows machine and I keep getting the following error .

 ![erreur](https://global.discourse-cdn.com/julialang/original/3X/f/7/f77bc621336cd1581e801192b67cc890fe32d4d5.png)

Any reason why I get this error? How can I resolve this? Thank you .