Report - Kubio 2.7.1 - PluginTests.com

Does Kubio work with WordPress 6.9.4 and PHP 8.1.12? A smoke test was performed on 2026-03-11 19:35:24 UTC.

Summary

Errors

	No PHP errors, warnings or notices
22	JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 3.4 MiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 1.274 seconds
The average page load time increased by this amount after activating the plugin.

Environment

WordPress version	6.9.4
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-05-25T09:01:00+00:00
Active installs	90,000+
WordPress.org page	https://wordpress.org/plugins/kubio/
Badges	Get badge code

Pages 12

Kubio - Get Started ‹ Test site — WordPress

URL	/wp-admin/admin.php?page=kubio-get-started&kubio-activation-hash=activate-69b1c411644da
Requested URL	/wp-admin/plugins.php?action=activate&plugin=kubio%2Fplugin.php&plugin_status=all&paged=1&s&_wpnonce=4acab287ba
Aspect	after-activation
HTTP status	200
Load time	4.667 s
Memory usage	7.08 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Kubio

URL	/wp-admin/admin.php?page=kubio
Aspect	menu-item
HTTP status	200
Load time	4.504 s
Memory usage	11.89 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Kubio → Get Started

URL	/wp-admin/admin.php?page=kubio-get-started
Aspect	menu-item
HTTP status	200
Load time	3.287 s
Memory usage	6.84 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Kubio → Starter Sites

URL	/wp-admin/admin.php?tab=demo-sites&page=kubio-get-started
Aspect	menu-item
HTTP status	200
Load time	3.855 s
Memory usage	6.92 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Kubio → Kubio AI

URL	/wp-admin/admin.php?tab=ai-info&page=kubio-get-started
Aspect	menu-item
HTTP status	200
Load time	2.714 s
Memory usage	6.83 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Kubio → Upgrade to PRO

URL	/wp-admin/admin.php?tab=pro-upgrade&page=kubio-get-started
Aspect	menu-item
HTTP status	200
Load time	5.048 s
Memory usage	6.83 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Appearance → Background

URL	/wp-admin/customize.php?autofocus%5Bcontrol%5D=background_image
Aspect	menu-item
HTTP status	200
Load time	2.223 s
Memory usage	8.73 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Appearance → Templates

URL	/wp-admin/edit.php?post_type=wp_template
Aspect	menu-item
HTTP status	200
Load time	1.387 s
Memory usage	6.92 MiB
JS errors	None
Resource errors	None

Appearance → Template Parts

URL	/wp-admin/edit.php?post_type=wp_template_part
Aspect	menu-item
HTTP status	200
Load time	1.551 s
Memory usage	6.97 MiB
JS errors	None
Resource errors	None

Appearance → Background

URL	/wp-admin/themes.php?page=custom-background
Aspect	menu-item
HTTP status	200
Load time	1.455 s
Memory usage	6.9 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.591 s
Memory usage	7.39 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Add Post ‹ Test site — WordPress

URL	/wp-admin/post-new.php
Aspect	new-meta-boxes
HTTP status	200
Load time	2.479 s
Memory usage	10.91 MiB
JS errors	[ { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null }, { "message": "TypeError: window.structuredClone is not a function\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:70982\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:71065\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90932\n at /wp-content/plugins/kubio/build/style-manager/index.js?ver=c9677b37df375119037b:1:90983\n at kubio-style-manager-js-before:171:1", "trace": null, "code": null } ]
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.511 s	1.081 s	+0.570 s	3.78 MiB	6.88 MiB	+ 3.11 MiB
/wp-admin/edit.php	0.433 s	2.018 s	+1.585 s	3.78 MiB	6.91 MiB	+ 3.13 MiB
/wp-admin/post-new.php	0.883 s	2.672 s	+1.789 s	6.31 MiB	10.91 MiB	+ 4.6 MiB
/wp-admin/upload.php	0.506 s	1.768 s	+1.262 s	3.74 MiB	6.85 MiB	+ 3.11 MiB
/wp-admin/options-writing.php	0.405 s	1.487 s	+1.082 s	3.71 MiB	6.83 MiB	+ 3.12 MiB
/wp-admin/media-new.php	0.613 s	1.289 s	+0.676 s	3.7 MiB	6.83 MiB	+ 3.13 MiB
/wp-admin/edit-tags.php?taxonomy=category	0.362 s	1.413 s	+1.051 s	3.72 MiB	6.85 MiB	+ 3.13 MiB
/wp-admin/post-new.php?post_type=page	0.761 s	4.007 s	+3.246 s	6.3 MiB	10.91 MiB	+ 4.61 MiB
/wp-admin/options-discussion.php	0.409 s	1.236 s	+0.827 s	3.71 MiB	6.83 MiB	+ 3.11 MiB
/wp-admin/edit-comments.php	0.370 s	1.636 s	+1.266 s	3.73 MiB	6.85 MiB	+ 3.11 MiB
/	0.318 s	0.981 s	+0.663 s	4.11 MiB	7.39 MiB	+ 3.28 MiB
Average	0.506 s	1.781 s	+1.274 s	4.24 MiB	7.64 MiB	+ 3.4 MiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

PHP

PO File

JSON

Language		%	Lines of code	Comment lines	Files
	PHP	55.2%	30,219	3,082	334
	PO File	21.3%	11,638	7,975	11
	JSON	16.1%	8,789	0	317
	SVG	4.5%	2,471	0	1,778
	JavaScript	1.2%	669	170	32
	HTML	0.9%	489	943	27
	CSS	0.8%	439	1	37
Total			54,714	12,171	2,536

PHP Code Analysis | More results »

Lines of code	30,135
Total complexity	4,953
Median class complexity	7.0
Median method complexity	2.0
Most complex class	Kubio\Core\CustomizerImporter
Most complex function	kubio_edit_site_init()

Classes	200
Methods	1,139
Functions	409

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Options `wp_options` 9

__kubio_instance_flags
_kubio_backup_unique_key_id
gutenberg-experiments
kubio_is_fresh_site
widget_woocommerce_layered_nav_filters
widget_woocommerce_price_filter
widget_woocommerce_recently_viewed_products
widget_woocommerce_top_rated_products
widget_woocommerce_widget_cart

Custom Post Types 5

ID	Name
kubio-globals	Kubio Globals
kubio_section	Kubio Section
kubio_favorites	Kubio Favorites
kubio_changeset	Kubio Preview
kubio_recommend_page	Posts

Meta Boxes

{
    "post": {
        "pageparentdiv": {
            "title": "Post Attributes",
            "context": "side"
        }
    }
}

Capabilities 1

read_kubio-globals

PHP Error Log

The log file is empty.

Kubio 2.7.1

Summary

Pages 12

Kubio - Get Started ‹ Test site — WordPress

Kubio

Kubio → Get Started

Kubio → Starter Sites

Kubio → Kubio AI

Kubio → Upgrade to PRO

Appearance → Background

Appearance → Templates

Appearance → Template Parts

Appearance → Background

Test site – Just another WordPress site

Add Post ‹ Test site — WordPress

Benchmark

Code Statistics

PHP Code Analysis | More results »

Additions

Options wp_options 9

Custom Post Types 5

Meta Boxes

Capabilities 1

PHP Error Log

Options `wp_options` 9