Base44 testing

Scheduled Workflow Running at Wrong Times or Not at All

Your Base44 app has scheduled workflows (daily reports, weekly reminders, monthly billing) that either don't run at all, run at the wrong time, or run multiple times. A workflow scheduled for 9 AM runs at 2 AM, a daily digest never fires, or a monthly report generates three times in one day.

Scheduled workflows are the backbone of automated business processes. When they fire at wrong times, reports go out overnight when nobody reads them, reminders arrive at midnight, and billing processes run at unexpected intervals causing duplicate charges or missed payments.

The timezone issue is particularly common: you configure a schedule thinking it's in your local timezone, but the server interprets it as UTC, causing a consistent offset in all your scheduled tasks.

Error Messages You Might See

Scheduled workflow did not execute at expected time Workflow ran at 02:00 UTC instead of 09:00 local Multiple executions detected within same period Cron expression validation failed Scheduled task not found after deployment
Scheduled workflow did not execute at expected timeWorkflow ran at 02:00 UTC instead of 09:00 localMultiple executions detected within same periodCron expression validation failedScheduled task not found after deployment

Common Causes

  • Timezone mismatch — The schedule is configured in your local timezone but the server runs in UTC, causing a time offset
  • Cron expression wrong — The cron syntax has a common mistake like month/day-of-week confusion or using 0-indexed vs 1-indexed values
  • Schedule not saved correctly — The UI shows the correct schedule but the saved configuration has a different value
  • Overlapping executions — The workflow takes longer than the interval, causing multiple instances to run simultaneously
  • Server restart clearing schedule — The scheduled task registration doesn't persist across server restarts or deployments

How to Fix It

  1. Verify the timezone setting — Check if your Base44 app's scheduler uses UTC or your local timezone. Adjust the scheduled time accordingly
  2. Test with a short interval first — Set the schedule to run every 5 minutes and verify it fires correctly before setting the actual interval
  3. Validate cron expressions — Use a cron expression tool (crontab.guru) to verify your expression means what you think it means
  4. Add execution logging — Log every workflow execution with a timestamp so you can verify when it actually runs
  5. Prevent overlapping runs — Add a lock or flag that prevents a new execution from starting if the previous one hasn't finished

Real developers can help you.

Matt Butler Matt Butler Software Engineer @ AWS Basel Issmail Basel Issmail ’m a Senior Full-Stack Developer and Tech Lead with experience designing and building scalable web platforms. I work across the full development lifecycle, from translating business requirements into technical architecture to delivering reliable production systems. My work focuses on modern web technologies, including TypeScript, Angular, Node.js, and cloud-based architectures. I enjoy solving complex technical problems and helping teams turn product ideas and prototypes into working platforms that can grow and scale. In addition to development, I often collaborate closely with product managers, business analysts, designers, and QA teams to ensure that solutions align with both technical and business goals. I enjoy working with startups and product teams where I can contribute both as a hands-on engineer and as a technical partner in designing and delivering impactful software. AUXLE AUXLE I am a Full Stack Developer experienced in building Websites, Web apps and Cross Platform Mobile Apps for Startups and Companies. Pratik Pratik SWE with 15+ years of experience building and maintaining web apps and extensive BE infrastructure Bastien Labelle Bastien Labelle Full stack dev w/ 20+ years of experience Meïr Ankri Meïr Ankri Full-stack developer specializing in React / Next.js / Node.js with 6+ years of experience. I've worked across various sectors including automotive (Reezocar/Société Générale), healthcare (Medical Link SaaS), and e-commerce (Glasman). I build web apps end-to-end, from architecture to production, with a focus on scalability, performance, and code quality. I also mentor junior developers and contribute to technical decisions and code reviews. Nam Tran Nam Tran 10 years as fullstack developer Krishna Sai Kuncha Krishna Sai Kuncha Experienced Professional Full stack Developer with 8+ years of experience across react, python, js, ts, golang and react-native. Developed inhouse websearch tooling for AI before websearch was solved : ) hanson1014 hanson1014 Full-stack developer experienced in fixing and deploying AI-generated apps from Lovable, Bolt.new, Cursor, and Replit. I specialize in debugging Supabase integration issues (auth flows, RLS policies, database connections), fixing broken deployments, resolving routing/blank screen problems, and cleaning up messy React/Vite codebases. I also build production apps with the Claude API and have shipped a Mac desktop dev tool (Nexterm from scratch. Based in Hong Kong, fast turnaround. PawelPloszaj PawelPloszaj I'm fronted developer with 10+ years of experience with big projects. I have small backend background too

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Frequently Asked Questions

Why does my Base44 scheduled workflow run at the wrong time?

The most common cause is a timezone mismatch. If you schedule for 9 AM but the server uses UTC, and you're in EST (UTC-5), the workflow will run at 9 AM UTC which is 4 AM EST. Convert your desired time to UTC.

How do I verify when my scheduled workflow actually runs?

Add logging to the first step of your workflow that records the current timestamp. Then check the logs after the expected execution time to confirm when it actually ran.

Related Base44 Issues

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