Base44 email

Email Template Editor Saves Blank Content

You designed an email template in your Base44 app's editor with content, formatting, and dynamic variables, but when the email actually sends, it arrives completely blank or with missing content. The template preview looks correct, but the delivered email is empty.

This creates a terrible impression with your users. They receive professional-looking emails with your branding but zero content — no order details, no welcome message, no information at all. It looks like your app is broken, because it is.

The issue may affect all emails or only those with dynamic content (merge fields, conditional blocks, or images). Sometimes the subject line sends correctly but the body is empty.

Error Messages You Might See

Email received with empty body Template variables showing as {{variable_name}} Email preview shows content but delivered email is blank HTML tags visible as text in email
Email received with empty bodyTemplate variables showing as {{variable_name}}Email preview shows content but delivered email is blankHTML tags visible as text in email

Common Causes

  • Template variables not resolved — Dynamic fields like {{customer_name}} are not populated because the data isn't passed to the email renderer
  • Rich editor saves visual but not HTML — The WYSIWYG editor shows content in preview but doesn't save the underlying HTML correctly
  • Conditional blocks hiding all content — An if/else block in the template evaluates to false, hiding the entire email body
  • HTML encoding issues — The template HTML gets double-encoded, rendering as escaped tags instead of formatted content
  • Template not saved after editing — Changes in the editor weren't committed with the save button, so the old (empty) template is used

How to Fix It

  1. Send a test email to yourself — After saving the template, send a test email and check the raw HTML source of the received email
  2. Verify variable names match data fields — Ensure template variables ({{order_id}}) exactly match the field names passed from your workflow or data source
  3. Check the saved template source — View the raw HTML of the saved template to verify content was actually saved, not just displayed in the editor
  4. Simplify the template — Remove conditional blocks and dynamic content, save a plain text template, and verify it sends correctly before adding complexity back
  5. Test with hardcoded content — Replace all dynamic variables with static text to determine whether the issue is with the template or the data binding

Real developers can help you.

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. Taufan Taufan I’m a product-focused engineer and tech leader who builds scalable systems and turns ideas into production-ready platforms. Over the past years, I’ve worked across startups and fast-moving teams, leading backend architecture, improving system reliability, and shipping products used by thousands of users. My strength is not just writing code — but connecting product vision, technical execution, and business impact. MFox MFox Full-stack professional senior engineer (15+years). Extensive experience in software development, qa, and IP networking. Franck Plazanet Franck Plazanet I am a Strategic Engineering Leader with over 8 years of experience building high-availability enterprise systems and scaling high-performing technical teams. My focus is on bridging the gap between complex technology and business growth. Core Expertise: 🚀 Leadership: Managing and coaching teams of 15+ engineers, fostering a culture of accountability and continuous improvement. 🏗️ Architecture: Enterprise Core Systems, Multi-system Integration (ERP/API/ETL), and Core Database Structure. ☁️ Cloud & Scale: AWS Expert; architected systems handling 10B+ monthly requests and managing 100k+ SKUs. 📈 Business Impact: Aligning tech strategy with P&L goals to drive $70k+ in monthly recurring revenue. I thrive on "out-of-the-box" thinking to solve complex technical bottlenecks and am always looking for ways to use automation to improve business productivity. 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. 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. Matthew Butler Matthew Butler Systems Development Engineer @ Amazon Web Services Jaime Orts-Caroff Jaime Orts-Caroff I'm a Senior Android developer, open to work in various fields Milan Surelia Milan Surelia Milan Surelia is a Mobile App Developer with 5+ years of experience crafting scalable, cross-platform apps at 7Span and Meticha. At 7Span, he engineers feature-rich Flutter apps with smooth performance and modern UI. As the Co-Founder of Meticha, he builds open-source tools and developer-focused products that solve real-world problems. Expertise: 💡 Developing cross-platform apps using Flutter, Dart, and Jetpack Compose for Android, iOS, and Web. 🖋️ Sharing insights through technical writing, blogging, and open-source contributions. 🤝 Collaborating closely with designers, PMs, and developers to build seamless mobile experiences. Notable Achievements: 🎯 Revamped the Vepaar app into Vepaar Store & CRM with a 2x performance boost and smoother UX. 🚀 Launched Compose101 — a Jetpack Compose starter kit to speed up Android development. 🌟 Open source contributions on Github & StackOverflow for Flutter & Dart 🎖️ Worked on improving app performance and user experience with smart solutions. Milan is always happy to connect, work on new ideas, and explore the latest in technology. Luca Liberati Luca Liberati I work on monoliths and microservices, backends and frontends, manage K8s clusters and love to design apps architecture

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Frequently Asked Questions

Why does my Base44 email preview look correct but the sent email is blank?

The editor preview may render content client-side that isn't actually saved to the template. Check the raw saved template source. Also verify that dynamic variables are being populated from the correct data source when the email actually sends.

How do I debug which template variable is causing the issue?

Replace all dynamic variables with static text and send a test. If it works, add variables back one at a time. The variable that makes the email go blank is either misnamed or receiving null data.

Related Base44 Issues

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