# Failed to rebuild Discourse with the following information
**URL:** https://meta.discourse.org/t/failed-to-rebuild-discourse-with-the-following-information/48386
**Category:** Support
**Created:** [9 augustus 2016 om 06:52 UTC](https://meta.discourse.org/t/failed-to-rebuild-discourse-with-the-following-information/48386 "2016-08-09T06:52:09Z")
**Posts on this page:** 5
**Page:** 1
### Author:  [@snakeninny](https://meta.discourse.org/u/snakeninny)
#### Post date: [9 augustus 2016 om 06:52 UTC](https://meta.discourse.org/t/failed-to-rebuild-discourse-with-the-following-information/48386/1 "2016-08-09T06:52:09Z")
`./launcher rebuild app` returns:
```plaintext
FAILED
--------------------
Pups::ExecError: cd /var/www/discourse && su discourse -c 'bundle install --deployment --verbose --without test --without development' failed with return #
Location of failure: /pups/lib/pups/exec_command.rb:108:in `spawn'
exec failed with the params {"cd"=>"$home", "hook"=>"bundle_exec", "cmd"=>["su discourse -c 'bundle install --deployment --verbose --without test --without development'", "su discourse -c 'bundle exec rake db:migrate'", "su discourse -c 'bundle exec rake assets:precompile'"]}
c942f5ad4f821729df4b23454a6df318e2c52a85dc203699068c13f832a236d5
**FAILED TO BOOTSTRAP** please scroll up and look for earlier error messages, there may be more than one
```
What does that mean and how do I fix it? Thanks!
---
### Author:  [@codinghorror](https://meta.discourse.org/u/codinghorror)
#### Post date: [9 augustus 2016 om 07:30 UTC](https://meta.discourse.org/t/failed-to-rebuild-discourse-with-the-following-information/48386/2 "2016-08-09T07:30:06Z")
> [@snakeninny](#):
>
> \*\* FAILED TO BOOTSTRAP \*\* please scroll up and look for earlier error messages, there may be more than one
Please read this line and follow it 😉
---
### Author:  [@snakeninny](https://meta.discourse.org/u/snakeninny)
#### Post date: [9 augustus 2016 om 08:43 UTC](https://meta.discourse.org/t/failed-to-rebuild-discourse-with-the-following-information/48386/3 "2016-08-09T08:43:52Z")
The error turned out to be caused by ruby mirrors in China. The mirror I used doesn’t have discourse\_fastimage. I’ve changed the mirror and rebuild worked as expected.
Thanks!
---
### Author:  [@xiasummer](https://meta.discourse.org/u/xiasummer)
#### Post date: [20 augustus 2017 om 13:14 UTC](https://meta.discourse.org/t/failed-to-rebuild-discourse-with-the-following-information/48386/4 "2017-08-20T13:14:18Z")
Hi!!
I encountered the same problem. Could you please tell me how to change mirror?
My error information
> [@Fail to rebuild and got 502 Bad Gateway](https://meta.discourse.org/t/fail-to-rebuild-and-got-502-bad-gateway/68390/4):
>
> Hi, you asked for the whole message [total\_message.txt.gz](https://global.discourse-cdn.com/meta/original/3X/5/6/56c76096d1a4609f8b9fe6b8dd8112e55522715e.gz) (46.9 KB) @codinghorror and I found a very similar problem which was caused by the source of ruby china.
---
### Author:  [@JammyDodger](https://meta.discourse.org/u/JammyDodger)
#### Post date: [8 juni 2024 om 12:44 UTC](https://meta.discourse.org/t/failed-to-rebuild-discourse-with-the-following-information/48386/5 "2024-06-08T12:44:20Z")
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