WP is redirecting instead of going to 404
Does this WPSE article help? Looking at this article and similar, I’d recommend reading up on the purpose of this feature as you may not want to (fully) disable it.
404-error
Non-existent page returns code 200
That’s not what’s happening, when you visit /contacts–/ it doesn’t return a 200 code, but instead it returns a 301 redirect code. The browser then follows this redirect and heads to /contact and it’s /contact that returns 200 code. This is because /contact is the canonical URL of that page, and WordPress redirects to canonical … Read more
Why Runtime service worker (runtime-service-worker.js) is being loaded, but can’t be found?
After doing some research I found the reason causing this. Before I moved the client’s website to its domain, they had their previous website in the old server. As we started using the new website, we started using another server. It seems that the previous website used Google’s Service Worker. My browser (and some others’ … Read more
Why is my Javascript console showing a 404 error for a file called “null” on a clean WordPress install?
Turns out this was being caused by a Chrome browser extension. I use an extension installed called “CrxMouse Chrome Gestures.” This extension is the cause of this error. I have turned off the extension and notified the author of this bug.
Form in WordPress : 404
You’re probably using an input field that contains name=”name”. A lot of generic words are used by WordPress itself (incl. name, so a best practise is to always prefix_ your fields, like name=”prefix_name”.
What does do_action(‘admin_init’); does actually?
What it does: It offers an action handler, a moment in run time to execute other functions. So it is a hook for plugins and core functions. Removing all hooked functions or changing the core file will break WordPress. If your plugin fails to work with it – fix the plugin.
WP Rest API not working
First you’ve to Check if the WordPress REST API is enabled or not The best way to check is to visit this URL: https://yoursite.com/wp-json. If you see some JSON response, REST API is enabled. If it’s showing some error page or returns to home page, REST API is not enabled. Then we’ve to enable it … Read more
WordPress Stats keeps showing non-existent post as a top post?
Turns out WordPress doesn’t deal well with post IDs > 2^31. http://core.trac.wordpress.org/ticket/16445 Tumblr in particular has post IDs greater than this, so it’s not recommended to keep old post IDs from Tumblr on an import.
How do I go about fixing this apparently messed up upgrade?
The first thing to try: Manually download a fresh copy of WordPress Log into the FTP account and upload everything EXCEPT the wp-content folder It is important that you do NOT copy over the wp-content folder or the wp-config.php files. These are custom to each site. This will allow you to make sure the upgrade … Read more
$error = 404 after caught add_rewrite_rule
I had the same issue and found a solution. From what I learned so far, there might be two causes to this problem: WP doesn’t recognize your rewrite rules because they are not cached yet. You can check this by dumping get_option( ‘rewrite_rules’ ); and if your rules did get cached, then they’ll be in … Read more