Replit Common Errors Overview Quick reference for the 10 most common Replit errors with real solutions. Covers container lifecycle, Nix configuration, database, deployment, and networking issues. Prerequisites - Replit Workspace access - Shell tab for diagnostics - Console tab for error logs Error Reference 1. Container Sleeping / App Goes Offline Cause: Free/Hacker plan Repls sleep after 5 minutes of inactivity. Solution: - Use Replit Deployments (Autoscale or Reserved VM) for always-on - Or set up external keep-alive pinging (UptimeRobot, cron-job.org) - Check: Settings Always On (deprecate…