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

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21 views

Tracing which wordpress php script executes specific actions

Is there any way to trace which php script in wordpress executes a specific actions ? In my case I want to trace which php file in wordpress whether a plugin script , theme script or standard ...
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3answers
88 views

get_the_content not working in loop?

I am trying to modify my loop to save post data by category. I found some code on this site that saved the post's titles based on their categories and tried to modify this to save the post's content. ...
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1answer
37 views

True or False: Is an Apache error or PHP error the same as a WordPress error?

I am using CentOS 6; Apache 2.2.2; MySQL 5.6; PHP 5.5.31; WordPress 3.8.13 . I do not have root access to this server because it is shared. I do have FTP and SSH (with some limits to functionality). ...
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1answer
40 views

How to find error in my code when the error message is pointing to WP core file?

While testing a plugin of mine with 4.5 RC of WordPress, after turning on debug in wp-config.php, I noticed an error showing up in a core WP file Notice: Trying to get property of non-object in ...
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1answer
33 views

Where is the “ancestors” post object attribute?

I usually work with the ancestors attribute of the post object: if ( in_array( $target_id, $post->ancestors ) ) { // do whatever } But while debugging the post object I've seen that there is ...
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1answer
33 views

How to debug theme (Theme is causing pages to have no style or HTML <head> section)

I have a WordPress theme given to me by a client, so not familiar with it at all. Activating the Twenty Sixteen theme resolves the problem, so it's not a plugin but definitely the client's theme. ...
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2answers
74 views

How to utilize WP-CLI from inside WordPress, not SSH?

I'm looking for a way to test out some WP-CLI commands but from the Debug Bar Console where I normally test PHP. For cases when I don't want to switch windows to SSH, this might be a way to ...
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2answers
87 views

wp_enqueue_scripts not called on search page?

I've written a custom theme. It's pretty complex so I won't post a huge code block here for everyone's sanity. In my functions.php file I have the following hook being called: function ...
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1answer
31 views

How can I remove text above the header? [closed]

Embarassing problem here. A while back I added a debugging statement of showing the url of the current page, but now I can't find it to remove it. I don't remember what methods/variables I used ...
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0answers
18 views

Logging error messages with error_log() and WP_DEBUG_LOG

If I use error_log( 'foo' ) in WordPress and WP_DEBUG_LOG is set to false, where does "foo" get logged to? Note that with WP_DEBUG_LOG set to true, "foo" is logged in wp-content/debug.log.
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0answers
15 views

Unnessary character on post after restore

Recently i restored the wordpress post . Now I am getting so much problem with it. In post there are unknown characters like  like you can see in There are othermany such character. I ...
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1answer
108 views

Contact Form 7 before_send_mail var_dump

I've been adding some custom functionality to the hooks that contact form 7 provides and I'm just trying to post the data to an external source now. When I try to var_dump the contents of the ...
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1answer
60 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
254 views

How to check if debug is true and can I use it for my own code? [duplicate]

I'm needing to debug one of my themes and I want to be able to switch on a debug mode so I can output more information or switch off debug mode and not see any information. I noticed there is a ...
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1answer
21 views

Debugging conundrum with a problem fixed by enabling WP_DEBUG

I've got a site that has a plugin that causes problems with the admin-ajax.php file to have 500 internal errors when its turned on. The plugin causes this issue in the ajax file even on pages of the ...
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1answer
35 views

How to make debug.log timestamps local time?

I look at the debug.log file a lot while developing, and having all the timestamps in UTC drives me crazy! How can I get them to display in local time? I have my php.ini 'date_timezone' value set to ...
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0answers
32 views

Can't show debug even after modifying wp-config

I added this to my wp-config file: /** * For developers: WordPress debugging mode. * * Change this to true to enable the display of notices during development. * It is strongly recommended that ...
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1answer
42 views

Which language files are loaded?

Is there a way to print a list of the loaded language files for debugging reasons?
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0answers
41 views

Wordpress not compatible with ios9 keyboard on older ipad

I have tested latest version of wordpress with ios9 : with iphone6 it's ok but on older version like ipad mini 2 typing is extremely sluggish not only on newpost but on search field. Speed is normal ...
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1answer
9 views

Comment form Dissappeared in posts

I suddenly noticed that comments and comment form never shows up in my website's posts: Comments in page shows up. but in post there is no comment. In single.php I have the <?php ...
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2answers
46 views

how to error_log(wp_login_url())

I am trying to confirm if a filter I have applied has changed the wp_login_url to the correct address. I just want to print out the result of wp_login_url somewhere I can see it. if ( has_shortcode( ...
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1answer
365 views

In WordPress, after installing “Pie Register” plugin, admin permission is GONE! [closed]

After installing the Pie Register plugin to my WordPress (v4.2.2) site, I found my administrator user lost all its administrative permissions. The menus for viewing and changing the site ...
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1answer
58 views

I'm hit with: undefined constant register_sidebar. Once in debug mode? [closed]

I'm attempting to test my theme and I switched my config to debug true and I'm now hit with "Notice: Use of undefined constant register_sidebar - assumed 'register_sidebar'" I'm struggling to fix and ...
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1answer
14 views

How do I issue a warning in a wordpress plugin?

I'm trying to debugging a plug in that's misbehaving. I don't have a good setup for debugging and developing wordpress, so I just want to output the values of some variables to the rendered page. Is ...
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1answer
90 views

Debugging WordPress with xDebug

Until now I was using a local WordPress project and I was able to define the xDebugger in the php.ini file, it's very useful and helpful. But now I'm connected to a remote server and I only have the ...
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0answers
35 views

How to find the function which is outputting Array

I'm calling a plugin (Event Rocket) from a template and the output is mostly as expected but seldom the only thing that is displayed is "Array". I have consulted the plugin's makers and they have no ...
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0answers
97 views

My website is not visible to visitors?

I don't know what happened, but my website is not visible to visitors, is only visible to me if am logged in as admin. I developed a website on a page, I could see it because I was logged in, however ...
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1answer
220 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 ...
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0answers
27 views

Formatting wordpress debug messages

On my local PC (win 8 & IIS) when I get a wordpress debug message I get a nicely formatted table at the top of the page with a full stack trace. When I enable debugging on my linux hosting I just ...
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1answer
27 views

Method 'post_title' not found in class.

I'm running some code through phpStorm and am getting an error: Method 'post_title' not found in class. at this line: echo $post->post_title(); Is that phpStorm getting things wrong or am I ...
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0answers
665 views

How can I debug the TTFB in WP?

I'm developing a WP theme, based on _s default theme with WP 4.1.1. I keep getting a TTFB(time to first byte) of 22s, consistently both on the front and back of the site, while on localhost. Here's a ...
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1answer
20 views

Plugins effecting layout & login

I've been working on this issue by myself for a week, and I feel like I'm at my wit's end. Need some advice on what to try next. The issue is that my site has the white screen of death (no login) ...
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1answer
19 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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2answers
189 views

Using $post->post_name in body id causing error: Trying to get property of non-object

I'm getting the following error in my debug.log: PHP Notice: Trying to get property of non-object in /my-wesbite/wp-content/themes/express/header.php on line 36 This is line 36 of header.php in my ...
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3answers
61 views

How to dump/log default values that are passed to hooks/filter functions?

Here's a quick example of I am trying to achieve: I am using this filter: add_filter('manage_edit-member_columns', 'set_custom_edit_member_columns'); function ...
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1answer
24 views

what are WP_DEBUG conditions?

i'm trying to debug my theme using below code to find out some errors,do i need to fix all errors or is it OK when i ignore some of them? error_reporting(E_ALL); ini_set('display_errors', 1); ...
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1answer
2k views

“Notice: Undefined variable: content” is showing [closed]

I am using this code if for showing related content form custom taxonomy. But it is showing "Notice: Undefined variable: content" Here is my code: <?php /* Plugin Name: Related Post */ ...
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1answer
240 views

$wpdb->get_results leaking memory

I have developed a wordpress plugin that reads large custom xml files and imports the information as custom post types and a lot of post meta information. So I am calling a lot of database ...
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1answer
370 views

wp_enqueue_script was called incorrectly… i want to work with debug on

i know that this error is just a notice: notice: wp_enqueue_script was called incorrectly. scripts and styles should not be registered or enqueued until the wp_enqueue_scripts, admin_enqueue_scripts, ...
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1answer
209 views

wp-includes/comment-template.php:26 - Trying to get property of non-object

I get this notice when debugging my new site. Does anybody know what this means? It doesn't break the site but it's just a warning when I switch debug mode on and I would like to solve this issue. ...
0
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1answer
178 views

Following/tracing page construction through theme PHP

What tools and methods will allow me to figure out how a page is being constructed by WP? I have a mix of plugins that are involved in the theme, and starting with the code I can't begin to figure ...
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0answers
41 views

How to find which plugin crashes

I use wordpress version 3.8.3 and as many times as i tried to update wp the site crashes. Probably it's due to plugins. Am trying to find a way to learn which plugin causes this confliction but i ...
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4answers
73 views

How to see list of plugins

Is there any tool out there for seeing a list of all the loaded plugins and how much time they took to load? Looking to analyze plugins effect on my site's performance.
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1answer
27 views

How can I turn off WP_DEBUG_LOG messages coming from a specific plugin or theme?

This is a seemingly simple question... I was wondering if anyone knows how to turn off WP_DEBUG_LOG messages coming from a specific plugin or theme? This assumes define('WP_DEBUG_LOG', true); in ...
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1answer
40 views

Debugging WordPress

Looking for advice on debugging sql queries. I find that plugins and themes are causing heavy queries and slowing performance. Any easy ways for doing this? Tools? Shortcuts? Thanks! Daniel
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1answer
4k views

mysqli_real_connect() - authentication method unknown to the client Warnings

I keep getting the following warnings in my debug log: PHP Warning: mysqli_real_connect(): The server requested authentication method unknown to the client [mysql_old_password] in ...
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1answer
72 views

Blank sign in page

I have a serious problem with my wordpress site. When I try to enter into my wp-admin page, I get blank page. I tried every solution possible including: deactivate plugins, update to higher wordpress ...
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0answers
19 views

Unable to find BP_Group_Extention

When I try to extend Buddypress' groups, I get false from the function-call class_exists( 'BP_Group_Extension' ). The function is called during my plugin initiation, and I am able to do other ...
2
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4answers
1k views

How to set up plugin project with XDebug remote debugging in PhpStorm

I am looking for a detailed setup instructions for a plugin project in PhpStorm with full comfort like quick deployment to a testing site, debugging etc. I'm going to start with how our current ...
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0answers
35 views

Debugging Missing Elements in Taxonomy

I'm trying to debug an issue and I was hoping I could get some direction. With the same exact taxonomy page template, one of the pages is missing the sidebar and the WP admin bar (logged in), while ...