# Installation leaf and build mangOH software

**URL:** <https://mangoh.discourse.group/t/installation-leaf-and-build-mangoh-software/5622>\
**Category:** mangOH Yellow\
**Created:** [November 10, 2020, 1:54pm UTC](https://mangoh.discourse.group/t/installation-leaf-and-build-mangoh-software/5622 "2020-11-10T13:54:51Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![jyijyi](https://sea2.discourse-cdn.com/flex016/user_avatar/mangoh.discourse.group/jyijyi/32/997_2.png) [@jyijyi](https://mangoh.discourse.group/u/jyijyi)\
**Post date:** [November 10, 2020, 2:11pm UTC](https://mangoh.discourse.group/t/installation-leaf-and-build-mangoh-software/5622/2 "2020-11-10T14:11:04Z")

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seems same issue as this one.

> **[Error message by "leaf setup -p swo-wp76\_4.0.3"](https://forum.legato.io/t/error-message-by-leaf-setup-p-swo-wp76-4-0-3/5424)**
>
> To set up leaf development environment, I send the following command under myWorkspace. leaf setup -p swi-wp76\_4.0.3 WP76\_test But I saw that the following error code (attached picture) in my Ubuntsu PC 16.04 LTS. Error while installing required...

what is your leaf version?

I don’t see such problem with ubuntu 14 using leaf version 2.1 to download packages.

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_[View the full topic](https://mangoh.discourse.group/t/installation-leaf-and-build-mangoh-software/5622)._