Add multiple custom post type issue

In the documentation it is written that post type must be max. 20 characters, cannot contain capital letters or spaces.

Related Posts:

  1. Sort custom post type by most current date picker
  2. Return number of all custom posts type by author in all statuses
  3. I can no longer post or even save a draft, getting the error “A post type mismatch has been detected.”
  4. Get taxonomy term by slug in post on archive page
  5. WP_Query of custom post type sorted by meta_key has unexpected results
  6. Displaying custom fields for custom post type generate with Custom Post Type UI Plugin
  7. WordPress hook after post content and meta update
  8. Query not work for current taxonomy
  9. Using menu_position to add two entries between Dashboard and Posts
  10. Custom Post Type “MUST NOT” be able to search via URL
  11. I am trying to get cutom post cout by month of current taxonmy term
  12. When updating non-public custom post type it says “Post updated. View Post”
  13. How to show all taxonomies within custom post type loop
  14. Showing taxonomy terms on custom post type
  15. Create short URL with auto 301 redirect
  16. Custom taxonomy template list not working (404)
  17. Published post auto change status to pending after 90 days
  18. How to retrieve all wordpress posts (specific type) inside a function in php?
  19. Add shortcode inside of the_content()
  20. Create a page by importing data from an XML file ( On clicking a button inside admin options page)
  21. Showing User’s Post Counts by Custom Post Type in the Author.php?
  22. Should Custom post types and fields be in the theme files or in a custom plugin packed into the theme?
  23. ACF for custom post type archive pages: which hook to use?
  24. How To Post WordPress Custom Post Types to Twitter via IFTTT
  25. Custom Post Type Category URL
  26. Want a custom query with just one category but from all custom post types
  27. Pagination hitting 404 page on /page/4
  28. Convert comma separated list to serialized array to import as post meta
  29. WordPress CPT custom custom label
  30. Custom Meta Box returns no HTML
  31. Link From Single Post To Taxonomy Term Archive Page
  32. How do you output an unknown number of images in a custom post type with desired markup?
  33. `save_post` hook called on inserting new post from front end
  34. WordPress Custom Post Type and Shortcode for Portfolio Items
  35. Metabox multiple custom post select -> display selected items?
  36. Remove categories taxonomy from custom post type
  37. Custom post type’s posts are not showing anywere but in xml sitemap
  38. Get data from PHP to JavaScript to set position of each post on front page
  39. Child theme blocks post from publishing [closed]
  40. Generate new post from email
  41. I want to fetch custom post data based on it’s id i fetch from select drop down [closed]
  42. YOAST SEO won’t work on custom post type archive [closed]
  43. Undefined $post in wp_query
  44. Get posts from Custom Taxonomy
  45. post body class for current user only if they are the post author
  46. display the posts of Custom Post type in custom category
  47. CPT Taxonomy As Archive Page – Error 404
  48. Display a post from custom post type only if all the selected taxonomies and custom field value matches the record
  49. Can’t delete a custom post in front end with custom role
  50. Pull in taxonomy field of custom post type in new query
  51. Add term slug in URL of custom post type details page
  52. How to add a filter to a custom post type to get adjacent custom posts via the REST API
  53. Returning a custom content types with meta values
  54. Use the custom post type archive for taxonomies?
  55. How to define the template for custom posts?
  56. Adding Multiple Post Types to Query [duplicate]
  57. WordPress hook which triggers on post import
  58. How to display hierarchical and non-hierarchical taxonomies?
  59. Get parent category(taxonomy) ID from single template of a custom post type
  60. Custom Post Type Categories URL not displaying posts
  61. Auto post creation
  62. Change WordPress custom field default calendar [closed]
  63. Check if user has custom post published redirection on WordPress
  64. Custom order of Taxonomy Terms
  65. Dynamic CPT / Taxonomy
  66. Custom post type permalink returns 404 when set to private
  67. Rewrite custom post type with taxonomy
  68. Show all Tags in each post
  69. Custom posts of one type have disappeared from admin. Still appear on site [closed]
  70. Should i use a plugin for Event Manager or code my own needs? [closed]
  71. Unable to format dates to put in event calendar
  72. How to approach a site where it has sub-businesses, each with its own pages (“articles”, “staff”)? Don’t want to use WP multisite
  73. How to add a lightbox to class mix?
  74. Assigning alternate single-{cpt} template based on blog_id in multisite
  75. Getting a GET error in console – 404 not found for wp-json
  76. providing access to post_id or post inside functions.php
  77. How can i add multiple variable to a !== query
  78. Cannot choose custom categories for custom post type in post editor
  79. How do I create a new post upon registration with the users first and last name as title
  80. Topic won’t save for a custom post type — how to debug?
  81. How to get the custom post list to admin user edit page?
  82. Custom post type suddenly stoped working after WordPress 5 update
  83. Batch Extract Date from post title and put into ACF custom field
  84. Display both parent and child custom taxonomy / content
  85. Removing full title and breadcrumb header container for a specific post type
  86. Get id from metabox dropdown
  87. Programmatically add custom field to post_name in a custom post type
  88. Post URL based on Custom Post Types variables
  89. Is it possible to use array_walk() to append terms to an array of posts?
  90. Custom Post Type Template Hierarchy – Single post template
  91. WP_Query not resetting after wp_reset_postdata
  92. Custom Post Type Advanced Slug
  93. How do I find a way to create a global single.php for a custom post type?
  94. Can I change the page of a Custom Post Type slug?
  95. Get a list of all custom post type names/slugs [duplicate]
  96. How do I assign a block template (.html) to a custom post type?
  97. How to add query args to links to CPT admin submenu
  98. How do I add html content to custom post type Posts using php?
  99. Templates for hierarchical custom post type
  100. Custom post type permalink uses archive page to display posts