Quick answer
HTML Form action – causes and fixes.
HTML Form action
HTML Form action – causes and fixes. Use an HTML validator.
Common causes
- Empty or invalid action.
- Missing method.
How to fix
- Set action URL and method.
Use our HTML Validator to paste your markup and see the exact error. Validatethis.org offers free validators for HTML, JSON, XML, CSV, and more. Check /tools for the full list. For API access, see /developers.
FAQ
- action required?
- Can be # for JS.
- method?
- get or post.
Fix it now
Try in validator (prefill this example)