Cursor ui

Form Validation Logic Removed by Cursor

After Cursor refactored your form code, client-side validation was removed. Forms now accept invalid input and submit it to the server, wasting resources and potentially causing errors.

Validation functions or checks were deleted during the refactoring.

Error Messages You Might See

Form submitted with empty fields Invalid email accepted No validation errors shown Server rejects invalid data
Form submitted with empty fieldsInvalid email acceptedNo validation errors shownServer rejects invalid data

Common Causes

  1. Validation functions deleted as 'dead code'
  2. Form submit handler no longer calls validate()
  3. Input onChange handlers not updating validation state
  4. Validation error messages not displaying
  5. HTML5 validation attributes removed

How to Fix It

Add validation function: function validate(data) { if (!data.email) return 'Email required'; }. Call on form submit. Show errors: {errors.email && <span>{errors.email}</span>}. Use libraries: react-hook-form, formik. Add HTML5: <input required type='email' />.

Real developers can help you.

BurnHavoc BurnHavoc Been around fixing other peoples code for 20 years. Mehdi Ben Haddou Mehdi Ben Haddou - Founder of Chessigma (1M+ users) & many small projects - ex Founding Engineer @Uplane (YC F25) - ex Software Engineer @Amazon and @Booking.com Antriksh Narang Antriksh Narang 5 years+ Experienced Dev (Specially in Web Development), can help in python, javascript, react, next.js and full stack web dev technologies. Alvin Voo Alvin Voo I’ve watched the tech landscape evolve over the last decade—from the structured days of Java Server Pages to the current "wild west" of Agentic-driven development. While AI can "vibe" a frontend into existence, I specialize in the architecture that keeps it from collapsing. My expertise lies in the critical backend infrastructure: the parts that must be fast, secure, and scalable. I thrive on high-pressure environments, such as when I had only three weeks to architect and launch an Ethereum redemption system with minimal prior crypto knowledge, turning it into a major revenue stream. What I bring to your project: Forensic Debugging: I don't just "patch" bugs; I use tools like Datadog and Explain Analyzers to map out bottlenecks and resolve root causes—like significantly reducing memory usage by optimizing complex DB joins. Full-Stack Context: Deep experience in Node.js and React, ensuring backends play perfectly with mobile and web teams. Sanity in the Age of AI: I bridge the gap between "best practices" and modern speed, ensuring your project isn't just built fast, but built to last. rayush33 rayush33 JavaScript (React.js, React Native, Node.js) Developer with demonstrated industry experience of 4+ years, actively looking for opportunities to hone my skills as well as help small-scale business owners with solutions to technical problems Richard McSorley Richard McSorley Full-Stack Software Engineer with 8+ years building high-performance applications for enterprise clients. Shipped production systems at Walmart (4,000+ stores), Cigna (20M+ users), and Arkansas Blue Cross. 5 patents in retail/supply chain tech. Currently focused on AI integrations, automation tools, and TypeScript-first architectures. Matthew Butler Matthew Butler Systems Development Engineer @ Amazon Web Services Anthony Akpan Anthony Akpan Developer with 8 years of experience building softwares fro startups 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. Nam Tran Nam Tran 10 years as fullstack developer

You don't need to be technical. Just describe what's wrong and a verified developer will handle the rest.

Get Help

Frequently Asked Questions

What's the difference between client and server validation?

Client validation is UX (immediate feedback). Server validation is security (trust no client). Always validate both.

What validation library should I use?

react-hook-form for performance, Formik for features, Yup/Zod for schema validation. Choose based on needs.

Related Cursor Issues

Can't fix it yourself?
Real developers can help.

You don't need to be technical. Just describe what's wrong and a verified developer will handle the rest.

Get Help