# Atascado con el error ./launcher rebuild app (Process::Status: pid 2096)

**URL:** <https://meta.discourse.org/t/stumped-about-launcher-rebuild-app-error-process-pid-2096/333876>\
**Category:** Product Support\
**Created:** [31 Octubre, 2024 17:02 UTC](https://meta.discourse.org/t/stumped-about-launcher-rebuild-app-error-process-pid-2096/333876 "2024-10-31T17:02:08Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![david](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/david/32/157490_2.png) [@david](https://meta.discourse.org/u/david)\
**Post date:** [31 Octubre, 2024 17:13 UTC](https://meta.discourse.org/t/stumped-about-launcher-rebuild-app-error-process-pid-2096/333876/2 "2024-10-31T17:13:32Z")

</div>

La parte relevante del registro es

```plaintext
undefined method `+' for nil
/var/www/discourse/db/migrate/20241025045928_add_invites_link_to_sidebar.rb:44:in `up'
/var/www/discourse/vendor/bundle/ruby/3.3.0/gems/activerecord-7.1.4.2/lib/active_record/migration.rb:989:in `public_send'

```

Así que parece relacionado con [FEATURE: Add invite link to the sidebar (#29448) · discourse/discourse@19672fa · GitHub](https://github.com/discourse/discourse/commit/19672faba6a2b7a6865c4095df1d1a3923bdbfda) (cc @osama)

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