- Heroku Architecture
Databases & Data Management
- Heroku Postgres
- Heroku Connect (Salesforce sync)
- Extending Heroku
New error code - H19 (Backend connection timeout)
Change effective on 22 May 2012
Heroku error code H19 indicates when the routing mesh could not connect to your web process within 5 seconds. This is usually a symptom of your app being overwhelmed.