How do I show the WP admin error page?

wp_die() See the codex for full usage details:

https://codex.wordpress.org/Function_Reference/wp_die

You can even include html in the message field if you want to.

Related Posts:

  1. How to eliminate weird 404 errors in wp-admin?
  2. Feed 404 Errors
  3. How to fix strange 500 Error after Editing Menu?
  4. Unwanted redirect in admin area
  5. In wordpress I am manipulation 404 response. I want to give the response before 404 error is given to google
  6. Why am I sometimes getting a 404 error when I try to update a page with Elementor?
  7. Why does my WordPress show a 404 message for 403 forbidden directories?
  8. Moved to new server, all pages work EXCEPT home page (page not found)
  9. “Lost password” page triggers 404
  10. 404 to 301 – Fixing old links
  11. How do I go about fixing this apparently messed up upgrade?
  12. PHP Notice error (when on 404 page)
  13. WordPress Stats keeps showing non-existent post as a top post?
  14. What does do_action(‘admin_init’); does actually?
  15. Form in WordPress : 404
  16. Why Runtime service worker (runtime-service-worker.js) is being loaded, but can’t be found?
  17. Getting a 404 error when clicking edit page
  18. Nginx with WordPress not showing template 404 for certain file types
  19. Is there a way to avoid 404 pages in WordPress?
  20. Intercept 404 and try to serve another content if exists?
  21. WordPress takes too long to show 404 error on images (on LEMP stack)
  22. Template redirect template loaded, but the header 404
  23. How can I send an email in my plugin?
  24. All pages after level 1 showing 404 after WordPress migration plugin – how to fix?
  25. Why I get File Not Found (404 error) when the file is actual there?
  26. Created php page in wordpress – Error Page can not be reached
  27. WP_DEBUG must be on, otherwise edit post or page will show 404 error
  28. Trouble with CPT Child 404
  29. Getting “404 page not found” error when i access to my Login page
  30. Virtual robots.txt missing
  31. Moved from Blogger to WordPress, however I can only see the Google 404 page
  32. My Homepage Suddenly Disappeared and I Can’t Get It Back
  33. wp-tinymce.php 404
  34. Display child pages on parent page: 404 message overrules shortcode in page
  35. Permalink Doesnt Work – URL Not Found
  36. Using a custom 410 page
  37. Incorrect url for sharing blog on linkedin [closed]
  38. Catch 404 errors in nested installations
  39. WordPress 404 Page displaying on a sub directory that has it’s own 404 page
  40. Why do I have a weird rendering issue only on 404.php caused by wp_nav_menu?
  41. make wordpress log errors in apache log file
  42. Page not found (404 Error) even if the page exists?
  43. Custom JSON feed rewrite
  44. My wordpress website does not show 404 page and results in http 500 error
  45. wp-json Returns 404 Upon Plugin Activation
  46. WordPress 404 errors for old plugin files via Google Bot
  47. When I remove get_header() from 404 page, my css doesnt work
  48. Blog automatically redirected to error page
  49. Some users getting a 404 when previewing draft posts/pages
  50. Site Address (URL) – causing error 404
  51. 404 Not found error after update to WordPress 5.0
  52. full blog working fine but post-new.php throwing 404
  53. Scheduling publish of a new version of existing page results in 404
  54. Page not found but cannot make a new one because the slug is already there
  55. No 404 page available
  56. returning 404 page error on form submission [duplicate]
  57. How can I block with a child theme certain pages?
  58. Failed to load resource:404 image
  59. Page not found when trying to link to files in child theme directory
  60. Getting 404 error on homepage only
  61. Can’t view post, goes to 404 page. Please help
  62. WordPress broken after vhosts setup
  63. Lots of 404 errors of pattern /null&rand=. Why?
  64. When trying to access home page, WordPress appends /wordpress to domain name which gives 404 error
  65. wordpress sitemap subtypes returns 404 with correct data for pages bigger than 1
  66. Why am I getting Intermittent 404 pages on a sub domain with WordPress?
  67. Page not found after migration to localhost. I already updated the sql links and the permalinks. Wp-admin page works perfectly
  68. 404 error on new pages but only for non logged in users?
  69. How to fix mime-type and (after disabling nosniff) 404 errors for css and js files in staging site
  70. Could use some help moving site to subdirectory, what am i doing wrong?
  71. WordPress 404 all pages except home
  72. Problem with a wordpress admin system. and website
  73. 404 Not Found Error showing when I run wordpress
  74. WordPress as backend for SPA – problem of 404 page for custom routing
  75. Since moving HTTPS using cloudflare, the admin and login pages no longer work
  76. Pages counts are showing in WordPress backend but pages shows 404
  77. wp-admin throws 404 when accessed from some IPs
  78. WordPress website dont load CSS, JS and images
  79. fix slugs containing invalid characters?
  80. I’m getting 404 when editing a post with hyperlink, what’s wrong?
  81. Downloading zip or tar.gz inside WordPress installation?
  82. https images not displaying
  83. Page 2 404 Error – From main homepage, not custom post type
  84. Error 404 when saving or previewing one specific page [closed]
  85. Copying live site that is using older version of WP to localhost
  86. new post link leads to 404 error page
  87. Error 404 on wp-includes directory
  88. Why are 404 errors redirecting to my homepage and not my custom 404.php?
  89. How to set up wp multisite?
  90. WordPress shows 404 on pages 11 and above?
  91. Posting to most pages throws 404
  92. Using calendar and page does not show calendar for next or previous year
  93. 404 Error for Custom Post type
  94. $_POST[‘message’] gives a 404 [duplicate]
  95. HTTP status 404 (error) when trying to log in
  96. Page/2 posts don’t load and give 404
  97. %20 in URL in archive page shows error 404 on page [closed]
  98. Author page not found
  99. Getting 404 error while file exists
  100. How to navigate to a non-wordpress page in a wordpress install without getting a 404 error?
techhipbettruvabetnorabahisbahis forumutaraftarium24edusedueduedueduseduedueduseduedu