Questions tagged [debug]

Basic techniques on debugging WordPress that can assist you on first hand.

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Debug errors on sidebar

I'm uising a child theme of twentyfourteen on wordpress 3.8. When in debug mode, I get the following errors regarding a widget. Notice: Trying to get property of non-object in \wordpress\wp-...
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1answer
2k views

add_sub_menu page() to be replaced by add_theme_page()

While checking my theme with theme-check plugin, i found few errors which are listed below along with the line of codes where it displays those errors(REQUIRED:) to be fixed. REQUIRED: plugin-...
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1answer
1k views

How to find out which function is causing a 404

So I am trying to upgrade a WordPress project and for one section I get the 404 instead of seeing a product page. I looked around and tried adding this to my functions.php add_action('wp_head', '...
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1answer
1k views

Do WP_debug notices explain why my site runs so slow?

When I enable WP_DEBUG, I get lots of the following kinds of notices (see below). Of course, I normally don't have the debugging turned on, but I'm wondering if these are a clue as to why it takes so ...
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2answers
4k views

Moved my Wordpress site and now it can't read the theme

I moved my Wordpress website on Friday (so DNS propagation should be long finished) and now the site has no theme. I spent time yesterday re-installing the theme and Wordpress but to no avail. It won'...
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24 views

How to debug my custom login form looping intermittently

I have a custom log in form for users of my website where they can log in then view some information that related to them. The problem is sometimes this form will loop. I will get the message "login ...
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1answer
58 views

Same log message keeps on printing to debug.log file thousand of times

So i was debugging my PHP code while working with Wordpress site by writing to debug.log with error_log($message) or trigger_error($message). My message in these log statements keeps on printing ...
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1answer
306 views

Enable Wordpress Debug only for Admin

Is it possible to enable debug alert just for admin user? there is a way by adding a secret query in URL. But I do not want to use it. is there anyway just display debugs, for admin?
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0answers
27 views

Disappearing articles, autodeleting themself?

I'm not sure what's going on. I don't post very much lately, but the first weird thing happend when an article just disappeared. Today I was moving around my wordpress site. At some point, the last ...
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1answer
549 views

map_meta_cap was called incorrectly error?

This is a very odd error that I haven't been able to find the underlying cause of or the solution yet. Errors showing in various places within the WP Admin; Notice: map_meta_cap was called ...
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1answer
31 views

Rendering css to screen and debug problem

i got a website here that i am building up HERE the right arrow, in chrome, is LOW as you can see here but when i debug it with the debugger and check float on/off, it comeback to the place it ...
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1answer
425 views

Dumping variable in custom pre_gets_post function in functions.php, returns NULL

Problem Summary: I am using firePHP to analyze my variables in a custom function, but it does not display their contents into the console as I would expect. I also used var_dump(), it returns NULL. ...
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0answers
3k views

Wordress debug log is not working

I have tried all recommendations from here but none solves my issue. I have a couple of wordpress installations on a local machine running Win 7 and wamp 2.4 and none of them writes in the debug.log ...
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0answers
242 views

How can I get a traceback on function calls?

I've been trying to make a search page, but I keep getting redirected back to the main site. I can't find anything useful in the log about why this might be happening. Is there a way I can enable some ...
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1answer
562 views

Always keep a parameter in URL?

Is there any way that WordPress always keeps a custom parameter in every link it generates? Here's what I want to do. I want to create a debug mode by entering ?debug as a URL parameter; and display ...
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1answer
1k views

Updated to version 3.8 and Admin pages are very slow. How to diagnose problem? [closed]

I manage a large multi site Wordpress installation with about 300 hundred users and blogs. The server is blocked from making internet requests, so I have defined a proxy service in wp-config.php ( ...
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0answers
3k views

Unable to get WP_DEBUG, WP_DEBUG_DISPLAY, WP_DEBUG_LOG to work

I've got the proper debugging constants defined in wp-config.php: define('WP_DEBUG', true); define('WP_DEBUG_DISPLAY', true); define('WP_DEBUG_LOG', true); But they're not doing a darn thing. When I ...
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2answers
314 views

Getting notices on fresh 3.6.1 install

I'm a relative newcomer to WP. I've been playing around for the past 3 months or so trying out themes, plugins etc. About a month ago I got to the point where I turned debug on and I started seeing ...
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1answer
1k views

Certain aspects of site suddenly not working in Chrome and Firefox

My site has been working perfectly in all browsers, until suddenly 2 days ago. Now in Chrome and Firefox, the main page accordion slider is stuck, the "log in" button is not functional, and a few ...
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0answers
173 views

Debugging unserialize errors [closed]

NOTICE: wp-includes/functions.php:232 - unserialize() I get this error of varying lengths on the admin pages of several of the sub-blogs of my multisite instance. It doesn't happen on all the blogs, ...
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1answer
356 views

How do I fix this 'Undefined variable:' debug message?

The code below (which I use in functions) is from https://stackoverflow.com/questions/35263445/numeric-pagination-on-my-custom-category-page, and is showing a debug message of 'Undefined variable: ...
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2answers
2k views

How can I determine what php files are being called by a given WP page?

I'd like to debug some WordPress functionality, but to do so I need to know where to find the php file that is executing on a given page. How can I set up something that will tell me what php files (...
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2answers
3k views

Wordpress: Notice:Object of class WP_Query could not be converted to int in on line

I am facing issue in debug mode with wordpress. In my featured slider getting error Notice: Object of class WP_Query could not be converted to int in on line I am using below code for my slider <...
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2answers
2k views

How to debug php code in hostgator cPanel

I have installed wordpress in the hostgator service, but I need to write php scripts and when I run the php code if there is any error it just shows the page is not responding. So how can I debug my ...
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1answer
940 views

Add body class based on existance of post thumbnail. Code works but receiving PHP Notice

What I'm trying to do is add a body class based on whether there is a post thumbnail. The following works, but I get a PHP Notice. How can I fix the PHP Notice below? function ...
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2answers
2k views

“Undefined index” error when saving empty array with checkboxes

In my plugin settings page, I have a list of checkboxes that store the value into an array. While the it works as expected, whenever I uncheck all of the checkboxes and save those changes I get the ...
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2answers
1k views

Front end empty (i.e. nothing displays); Back end looks fine; What are possible causes?

My customer's site was working last night. Today nothing displays from the front end. Firebug gives as the contents of the home page. I logged in. The back end looks fine. The most recent post (added ...
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2answers
1k views

Debug Notice: X is deprecated since version 4.5! Use Y instead

I recently updated my WordPress to latest version, and now I'm getting following messages: Notice: get_currentuserinfo is deprecated since version 4.5! Use wp_get_current_user() instead. in /X/...
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4answers
796 views

Finding and disabling 'rogue' stylesheet from header: Source Sans Pro

I just recently set up a local WordPress development environment and imported the content from the live site into it using WordPress' built-in export and import functionality. Unfortunately, this ...
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2answers
177 views

Should all references to a text domain be to my current theme?

I'm running Theme Check on a theme I've inherited and I've come across lots of recommendations like this one: RECOMMENDED: Text domain problems in loop.php. The twentyten text domain is being used! ...
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1answer
8k views

register_sidebar_widget is deprecated since version 2.8! Use wp_register_sidebar_widget() instead

I turned on my Debugger and got this error... Notice: register_sidebar_widget is deprecated since version 2.8! Use wp_register_sidebar_widget() instead. in /home/content/19/9468119/html/wp-includes/...
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2answers
2k views

debugging errors.. how to remedy?

I had trouble accessing wp-login.php, so I changed the name of the theme I'm developing to force WP to switch to default. I then turned on debugging and received the errors below. I'm a little puzzled ...
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3answers
6k views

Debug 500 Internal Server Error on WordPress blog

My WordPress blog is hosted on a shared webserver on Hostgator. I've been having 500 Internal Server Errors the last couple of days. I haven't installed any new plugins since the errors started ...
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2answers
446 views

Cannot set property 'className' of null at setThemeFromCookie

I am coding in WordPress to make a button to toggle body class from light-mode to dark-mode. i was experimenting with trying to add a cookie so that the preference is remembered for the browser. But i ...
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1answer
72 views

Debugging wp_query orderby for taxonomy

I cannot seem to find where WP_Query adds the orderby clause to a SQL query. I am using this code: function wpd_team_taxonomy_queries( $query ) { if ( !is_admin() && $query->is_tax( 'team'...
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1answer
406 views

Using debug log in production, is that a security concern?

Is having the WP_DEBUG_LOG enabled, and having a debug.log in a production environment a security issue?
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2answers
44 views

PHP Notice - Custom Function

I am using this code: function the_alt_title($title= '') { $page = get_page_by_title($title); if ($p = get_post_meta($page->ID, "_x_entry_alternate_index_title", true)) { $title = $...
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3answers
6k views

How to debug vars inside function at functions.php file?

I have this function: function wpse_210493_apply_advertising_position( &$posts, $return = false ) { $ad_posts = array(); $content_posts = array_filter( $posts, function ( ...
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1answer
455 views

Suddenly lots of bugs in my WP installation? [closed]

I've been using WordPress for over 4 years without any issues. But recently I get error messages from various sources (mostly plugins). As all those plugins used to work just fine until a few days ago,...
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2answers
4k views

Why does WP_DEBUG only work after wp_debug_mode() is called? [closed]

With debugging set to on, define('WP_DEBUG', true); my instance of WordPress doesn't show any debugging info. After a lot of searching I figured that after I call wp_debug_mode() debug info shows ...
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1answer
1k views

Notice: Undefined index [closed]

Got this great contact us page to use on in my theme. It works great, but the problem is, in debug mode I get undefined index errors on the following line of code: $name = $_POST['name']; $...
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1answer
127 views

Getting a WordPress Debug Strategy

I have been reading up on debugging. I watched Chip Bennett's video on wordpress.tv and was inspired to take debugging seriously. What I have found in my reading up though has confused me a bit. I ...
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1answer
543 views

Notice: attribute_escape is deprecated

I have WP_DEBUG set to ON to show errors and notices. Of all notices the one that is bothering me is Notice: attribute_escape is deprecated since version 2.8! Use esc_attr() instead. in /Users/john/...
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2answers
3k views

White screen on front page only

I've got the famous white screen, but only on my home page. Deeper pages load just fine. I moved my themes directory to themes-old and made a new themes directory that only has twentyten in it. I ...
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1answer
94 views

How to disable JS? info windows from WP-FirePHP

I'm using current ver of WP and WP-FirePHP. When I load the WP dashboard, firebug's Console window shows the FirePHP data. That's all good. As expected, the main browser window shows the WP ...
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2answers
3k views

the_content() returning null in one category only, even though there is content

A friend's heavily customized blog has a category with a specific categoryname-single.php file to display posts. Apparently for no special reason, since yesterday, the_content() is not returning any ...
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1answer
32 views

How do I acquire all the meta-information for a particular page I am on?

I am trying to customize behavior for different displays of pages; I know I can use the Template Hierarchy and Conditional Tags to accomplish this. In the process of debugging, though, I'd like to be ...
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1answer
2k views

Problem installing plugin: unexpected T_STRING, expecting T_FUNCTION

i am trying to install plugin tumblrize and got the error Parse error: syntax error, unexpected T_STRING, expecting T_FUNCTION in D:\Projects\Websites\jiewmeng\wp-content\plugins\tumblrize\...
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1answer
45 views

How can I find the cause of a 500 server error?

I'm not sure if this question fits this site, since the title specifically mentions development of WordPress. Anyway, i am running a Linode Debian Stretch server that I just built. Previously, I was ...
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1answer
41 views

Echo Text If User Is Logged in But NOT the Author of post

i am coding a plugin, where user can subscribe to a indvidual author of post (like we do on YouTube). I want to display the subscribe link to all logged in users, but not the author of post. my ...