# ./launcher rebuild app failed. How to fix this?

**URL:** <https://meta.discourse.org/t/launcher-rebuild-app-failed-how-to-fix-this/292345>\
**Category:** Self-hosting\
**Created:** [January 20, 2024, 5:16am UTC](https://meta.discourse.org/t/launcher-rebuild-app-failed-how-to-fix-this/292345 "2024-01-20T05:16:39Z")\
**Posts on this page:** 1\
**Showing post:** 1

<div class="post-metadata">

**Author:** ![Dotila\_Li](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/dotila_li/32/303426_2.png) [@Dotila\_Li](https://meta.discourse.org/u/Dotila_Li)\
**Post date:** [January 20, 2024, 5:16am UTC](https://meta.discourse.org/t/launcher-rebuild-app-failed-how-to-fix-this/292345/1 "2024-01-20T05:16:39Z")

</div>

Terminal message:

```plaintext

FAILED
--------------------
Pups::ExecError: cd /var/www/discourse/plugins && git clone https://github.com/discourse/discourse-math.git failed with return #<Process::Status: pid 281 exit 128>
Location of failure: /usr/local/lib/ruby/gems/3.2.0/gems/pups-1.2.1/lib/pups/exec_command.rb:132:in `spawn'
exec failed with the params {"cd"=>"$home/plugins", "cmd"=>["git clone https://github.com/discourse/docker_manager.git", "git clone https://github.com/discourse/discourse-data-explorer.git", "git clone https://github.com/discourse/discourse-whos-online.git", "git clone https://github.com/discourse/discourse-math.git"]}
bootstrap failed with exit code 128
**FAILED TO BOOTSTRAP** please scroll up and look for earlier error messages, there may be more than one.
./discourse-doctor may help diagnose the problem.

```

Server: Ubuntu 20.04

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