call_user_func_array() error after moving to another server

The code contained the line add_action( 'admin_init', 'my_admin' ); at the end, but my_admin wasn’t declared anywhere. Changed it to all_post_types, my function to register all the custom post types at once and it worked.

Related Posts:

  1. How to: add option to add more checkboxes on custom post type
  2. custom post type not showing in menu
  3. How to customize a permalink (URL) structure?
  4. ACF in wordpress
  5. How exclude or skip post type with get_next_post_link
  6. Custom post type in Custom widget – $listItem
  7. I want to show a list of posts under specified categories
  8. I want to show a list of post with title that have link goes to that post and icon under the specific category to which it belongs
  9. How to change default position of WP meta boxes?
  10. Prevent trash/delete action on specific post types
  11. Loading custom page template via plugin
  12. Why The Init Hook For Custom Post Types
  13. register_taxonomy with multiple object type and update_count_callback
  14. How often do you need to register_post_type?
  15. How to use a dedicated template for the Custom Post Type from a plugin?
  16. How to append text to title of Custom Post Type post (without affecting all titles on page)?
  17. Automatically assign a custom post to a custom taxonomy based on custom field value
  18. Exclude Custom Post Type & Pages From Auto-Tag Function
  19. Use a textarea for a custom post type
  20. How to register custom post types in a plugin?
  21. How do I include drag-and-drop in a plugin?
  22. Need functionality with all post list available at edit.php
  23. How do I alter the position of a Custom Post Type menu item within my plugin admin menu?
  24. How to change the admin menu “Pages” to something else
  25. Apply post formats to a specific post type only?
  26. Loading all files within a directory
  27. Get rewrite slug of custom post type in template
  28. Hook to override title, image and content
  29. Why is conditionally loading a custom plugin’s code only on a specific custom post type causing the site content to disappear?
  30. Function to display custom post type on front page makes menu items dissapear
  31. No posts found – Custom Post Type show_ui
  32. WordPress multiple custom post types capability conflict in a single menu
  33. Redirect 404 page with ID in slug to associated page with same ID in slug
  34. Display featured image from one CPT within another CPT query
  35. Anon function and add_meta_box
  36. Set a CPT slug as a base name for all the taxonomies
  37. Shortcode not working with post counter
  38. Changing default ‘posts’ parameters with register_post_type_args
  39. A custom post type in another post type
  40. Allow users to create posts without logging in?
  41. Load scripts based on post type
  42. Redirect to another page using contact form 7? [closed]
  43. Meta-Boxes for CustomPostType cause PHP Errors and Notices in “Add New” view
  44. custom post type metaboxes not saving
  45. Send a conditional email notification when a custom field value changes in Post Type
  46. how to set a WP Plugin’s url
  47. detect your custom post type in WordPress
  48. Option page’s form doesn’t work
  49. Showing custom post type categories in the menu
  50. How to use a variable as a function name?
  51. How can I include active content in a custom post type?
  52. ajax response not recieving
  53. Custom Ratings for Theme, Proper way to Refactor Code and Clean up Template File
  54. posts within custom post type all share the same content in the front-end
  55. Using Wp_Query, Json to add Highcharts series data
  56. Let users upload image(s) to the post from front end
  57. Have custom post type Visibility be private by default, and have radio button also set to “Private”
  58. CPT to installable Plugin
  59. filter the_content, custom post type, and wp_query
  60. Fill custom fields when saving custom post types
  61. Sorting custom post types in edit.php : Post disappear
  62. Page template that uses lightbox to display post images
  63. Function to allow single post template based on custom taxonomy?
  64. Change Dropdown jQuery to show/hide but with default place holder that shows all
  65. Get Posts List of Current Selected Custom Taxonomy in Shortcode
  66. Custom post category name showing empty
  67. What is the best way to set the post category (Custom Post Type) automatically based on the one of the tags assigned to the post?
  68. Custom Form / Search with Custom Post Type Data
  69. Is it possible to get the specific content on the search page?
  70. Get next and prev item from custom WP_Query and Custom Post Type
  71. How add Filter by Tags and by categories to custom post type in Gutenberg block
  72. Error 404 change permalink term custom term taxonomy
  73. Show a custom post title in another custom post type in Meta box
  74. Register custom_post_type from static function
  75. Custom attachment function not working in v5.4.2?
  76. CPT tags not showing when editing post
  77. How to select meta key in custom database query
  78. Persist meta box choices throughout all posts of same post type
  79. Restrict Custom Post Type to One Item
  80. subtracting the current post form then whole loop, which is generating all CPT titles
  81. Custom Function to redirect singular post if specific meta field is empty
  82. How to seperate posts by categories?
  83. Widget area for individual posts (custom post type)?
  84. How can I load Template file from wordpress plugin
  85. When post is Published, insert into custom table a number – custom post type
  86. Custom post type that lets users create a set of posts?
  87. How to develop custom URL redirection
  88. Execute code only after user clicks ‘update’ button for CPT being edited
  89. Can the wp_posts table have the same slug (post_name) in multiple statuses (post_status)?
  90. Pagination fault in custom post type archive page [duplicate]
  91. Set the Title of a Custom Post Type by code as Author’s Username
  92. Resources to learn OOP for WordPress plugins, custom post types, etc
  93. Can’t preview custom post – Redirected to home page
  94. Custom Loop for custom post type. Compare by meta_value?
  95. Post AND page parameter for WP function
  96. How to string lines from the_content() hook in WordPress?
  97. How to dynamically register custom post type
  98. How to I add count of custom posts listed in a post as a prefix to its title
  99. Is it possible to use a post name in a custom post slug?
  100. How to consume external API from WordPress post editor and display the response data in the custom field?