Form action URL unrecognized

I would like to recommend you to read The Rewrite API: The Basics article. Especially pay attention to the Add Custom Endpoint section where you can find how to create what you need.

Related Posts:

  1. What is &amp used for
  2. How to define form action in JSF?
  3. Free or affordable OCR and ICR (handwriting recognition) SDK?
  4. What characters are allowed in an email address?
  5. How to include landing page with form submission?
  6. How to edit a user profile on the front end?
  7. How to display user registration form on front-end of the website?
  8. How to handle form submission?
  9. What is an easy way to display a front-end user registration form?
  10. Add error message on password protected page
  11. how to set from address according to the form input email address for wp_mail()?
  12. How to get current url in contact form 7
  13. Is wp_nonce_field vulnerable if you know the action name?
  14. How to pass on Google Adwords gclid variable to other pages
  15. using update_user_meta in form to set and get custom meta
  16. Best way to create multi-step form with data saved to user account for later updating?
  17. User registration problem in WordPress
  18. Creating a contact form without a plugin [closed]
  19. How to submit data from HTML form?
  20. Custom Registration Template/Page
  21. show image in mail contact form 7 [closed]
  22. Can I verify nonce which was generated on a different WP site?
  23. Submitting post to database then redirecting to paypal
  24. Registration form labels – add asterisk
  25. Autocomplete for taxonomy input boxes on a front end form
  26. Sending form data via PHPMailer – How to action PHP script from a form
  27. How to create and retrieve data from a special registration form?
  28. Contact form 7 Dynamic text – placeholder on GET field
  29. Settings API erases itself?
  30. how to handle forms in multiple pages?
  31. set_query_var doesn’t seem to work on init hook
  32. How to send multipart form data to WordPress endpoint
  33. need to add attach thumbnail from my form
  34. Wp_mail Returning False on Server
  35. recommended practice for form submission
  36. Placeholders in Jetpack Contact Form [closed]
  37. How to update selective options on plugin settings page
  38. Built-in data validation function for URLs
  39. $_POST empty on submit (same code, same form submits normally on local server)
  40. Gravity Forms skip form if already filled out using cookie?
  41. Loading scripts & styles from a meta box callback function
  42. Checkbox won’t check when label is clicked
  43. One comment per user per post
  44. Looking for a simple approach for handling user $_POST data without AJAX?
  45. Trying to save and display a wp_editor()
  46. How to return variables from admin-post.php
  47. Help with verifying google recaptcha in a custom form
  48. Nonce actions and names available via open source
  49. Setting specific image size for specific form upload file field
  50. Duplicating/Cloning Multiple Form Fields
  51. Contact forms going into spam folder
  52. Get data from dropdown and update page
  53. Mail Form in a modal box without plugin
  54. Using the WordPress selected() function
  55. Performing a POST action on homepage goes to posts page
  56. Add contact form
  57. How am I able to get the value out of cookie array when I push a button?
  58. 404 on form submit [duplicate]
  59. How to Process Form Request
  60. Form Processing
  61. Reset recaptcha contact form 7 [closed]
  62. Return to option page after running PHP script
  63. Saving checkbox/option list status?
  64. Customize reset password form redirect problem
  65. What is the valid phone number format accepted by contact-form-7 [closed]
  66. creating form for wp_remote_post
  67. How to implement post/redirect/get pattern on contact form
  68. How to know what submit button the user clicked?
  69. limit characters when posting from form
  70. Creating a custom multilingual form
  71. wordpress not displaying my form
  72. Adding data to an array in usermeta and displaying it in a loop
  73. Help with forms and nonces
  74. Stripe Error: must provide source or customer [closed]
  75. How to submit form in a PHP file in WordPress?
  76. CRUD front end for mySQL in WordPress
  77. How to prevent page from resubmit on refresh when “Cannot modify header information – headers” warning shows
  78. not logged in users can’t submit form
  79. How to edit custom user meta information front end
  80. How to redirect new WordPress user to previous page after registering
  81. Google Map Latitude and Longitude values in form
  82. How to properly add a custom submenu to the user’s admin menu
  83. How to use TinyMCE in the quick edit form?
  84. post request does not redirect but why
  85. How can I find actual logic php file in form’s action path?
  86. How do I use the info submitted in a form to create a form reception page? (like “thank you {firstName}”) [closed]
  87. WordPress form to shortcode
  88. Create Contact7 Form programmatically [closed]
  89. WPForm, how to set date to tomorrow
  90. recaptcha working on local but not on live wordpress sites [closed]
  91. php form create 2 posts
  92. Create form on plugin options page that creates submenu pages for that plugin
  93. How can I create registration form for users which I can assign role and profile picture?
  94. How to retrieve form data?
  95. User input form field value validation ninja forms 3
  96. Creating a contact form with Laravel frontend
  97. Creating User Form Submission – Only allow them to see their own submissions
  98. Can you disable the mail function in contact form 7 [closed]
  99. Using form parameters within a WordPress “Page”
  100. Contact Form 7 – Add a Info Text to Checkboxes/Radiobuttons [closed]