# Upgrade from 3.0.0-alpha.10 to 3.0.0-alpha.12

**URL:** <https://discourse.libretime.org/t/upgrade-from-3-0-0-alpha-10-to-3-0-0-alpha-12/1214>\
**Category:** Get Help\
**Created:** [April 5, 2022, 9:55am UTC](https://discourse.libretime.org/t/upgrade-from-3-0-0-alpha-10-to-3-0-0-alpha-12/1214 "2022-04-05T09:55:09Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Lazydog](https://avatars.discourse-cdn.com/v4/letter/l/c67d28/32.png) [@Lazydog](https://discourse.libretime.org/u/Lazydog)\
**Post date:** [April 10, 2022, 10:31am UTC](https://discourse.libretime.org/t/upgrade-from-3-0-0-alpha-10-to-3-0-0-alpha-12/1214/4 "2022-04-10T10:31:26Z")

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> [@Upgrading LT v10 -\> 11 Installer STOPS Issues](https://discourse.libretime.org/t/upgrading-lt-v10-11-installer-stops-issues/1218):
>
> #1 add-apt-repository: command not found error in Ubuntu 18.04. Installer fails. Proposed Solution - add this at the top of the installer (I have reported this several times and repeatedly told it is in all versions of Ubuntu, but it is not). sudo apt-get install software-properties-common #2 Installer STOPS make[2]: Leaving directory ‘/root/libretime/legacy/locale’ make[1]: Leaving directory ‘/root/libretime/legacy’ make: Leaving directory ‘/root/libretime/legacy’ Install default Airtime…

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_[View the full topic](https://discourse.libretime.org/t/upgrade-from-3-0-0-alpha-10-to-3-0-0-alpha-12/1214)._