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.

zipking zipking I am a technologist and product builder dedicated to creating high-impact solutions at the intersection of AI and specialized markets. Currently, I am focused on PropScan (EstateGuard), an AI-driven SaaS platform tailored for the Japanese real estate industry, and exploring the potential of Archify. As an INFJ-T, I approach development with a "systems-thinking" mindset—balancing technical precision with a deep understanding of user needs. I particularly enjoy the challenge of architecting Vertical AI SaaS and optimizing Small Language Models (SLMs) to solve specific, real-world business problems. Whether I'm in a CTO-level leadership role or hands-on with the code, I thrive on building tools that turn complex data into actionable value. 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. Jen Jacobsen Jen Jacobsen I’m a Full-Stack Developer with over 10 years of experience building modern web and mobile applications. I enjoy working across the full product lifecycle — turning ideas into real, well-built products that are intuitive for users and scalable for businesses. I particularly enjoy building mobile apps, modern web platforms, and solving complex technical problems in a way that keeps systems clean, reliable, and easy to maintain. Kingsley Omage Kingsley Omage Fullstack software engineer passionate about AI Agents, blockchain, LLMs. Costea Adrian Costea Adrian Embedded Engineer specilizing in perception systems. Latest project was a adas camera calibration system. Matthew Butler Matthew Butler Systems Development Engineer @ Amazon Web Services Victor Denisov Victor Denisov Developer Yovel Cohen Yovel Cohen I got a lot of experience in building Long-horizon AI Agents in production, Backend apps that scale to millions of users and frontend knowledge as well. Tejas Chokhawala Tejas Chokhawala Full-stack engineer with 5 years experience building production web apps using React, Next.js and TypeScript. Focused on performance, clean architecture and shipping fast. Experienced with Supabase/Postgres backends, Stripe billing, and building AI-assisted developer tools. Bastien Labelle Bastien Labelle Full stack dev w/ 20+ years of experience

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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.

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