← Ruby on Rails development

Deployment Failures

Pain pointTrend: NewConfidence: LowFirst seen 7/29/2026 · last seen 7/29/2026

Opportunity score

36

Mentions

5

Communities

1

Growth since last check

new

What's happening

Users are encountering various issues when deploying their Ruby on Rails applications, particularly on platforms like Heroku and AWS. Problems include failed deployments due to gem incompatibilities, missing files, and configuration errors.

Why this score: The posts reflect a strong need for solutions to deployment issues, with some users actively seeking help or alternatives.

Who's affected

DevOps engineersRuby on Rails developersTeams deploying applications on cloud platforms

What people try to do

  • Trying to deploy applications using standard scripts.
  • Consulting logs to identify deployment issues.

Why current solutions fail

  • Changes in gem versions causing deployment failures.
  • Configuration mismatches between local and production environments.

What to build

  • Build a deployment checklist tool for Rails applications.
  • Create a service that automates the deployment process and checks for common issues.
  • Offer a troubleshooting service specifically for deployment errors.

Reasons to be careful

  • People already tried: Heroku, AWS Elastic Beanstalk — this space isn't empty.

Evidence

error in Ruby on Rails 6 app after deploying to Heroku

“<p>I have successfully deployed my ruby on rails app to Heroku - it currently has 3.1.2 ruby version. I can see the homepage in Heroku but when I go to log in as current user it says there is a problem with the app. I use gem Devise for this. This is what my heroku logs comes with: has this got to d”

stackexchange · user21045418 · 1/28/2023

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Heroku bundler update removes installed gem and causes my app deploy to fail compile

“<p>I have a running ROR Heroku app and I upload code changes regularly. in my recent upload, Heroku changed their bundler version from 2.3.10 to 2.3.25 and now my app deployment fails on compile because one of the gems is removed in the Heroku process... I only did minor changes in css so I'm sure t”

stackexchange · Idb · 12/16/2022

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Heroku deployment on wrong ruby version

“<p>following an upgrade of my app, I fail to deploy the application on ruby version 3.0.4 on Heroku. Heroku says</p> <pre><code>-----&gt; Building on the Heroku-20 stack -----&gt; Determining which buildpack to use for this app ! Warning: Multiple default buildpacks reported the ability to hand”

stackexchange · Bastien · 12/3/2022

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Rails deploy to Heroku fails

“<p>I'm trying to push my RoR app to Heroku after a few months of not deploying anything new. I commited my changes to my local repo and tried my usual shell script deploy that calls the <code>git push heroku-production master</code></p> <p><code>heroku-production </code> is my git remote name for th”

stackexchange · luigi7up · 11/28/2022

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rake assets:precompile of rails 7 application fails on amazon linux 2

“<p>I have migrated my Rails application from Rails 6 to 7 and I am successfully able to run it locally. But when I try to deploy this application on AWS - ElasticBeanstalk, it fails during <code>/bin/su webapp -c bundle exec rake assets:precompile</code> step.</p> <p>Below are the deploy logs (<code”

stackexchange · Puneet Pandey · 5/25/2022

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