Report - WP Bannerize Pro 1.6.1

Testing Suspended

Testing of this plugin has been temporarily suspended due to an error. It will automatically resume when a new plugin version is released.

Does WP Bannerize Pro work with WordPress 5.9 and PHP 7.4.8? A smoke test was performed on 2022-01-28 06:13:54 UTC.

Summary

Errors

8	PHP notices
7	Database errors
4	JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 176.75 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment

WordPress version	5.9
PHP version	7.4.8
MySQL version	8.0.21
PHP memory limit	256M

Plugin Info

Last updated	2025-03-03T08:43:00+00:00
Active installs	1,000+
WordPress.org page	https://wordpress.org/plugins/wp-bannerize-pro/
Badges	Get badge code

Pages 9

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=wp-bannerize-pro%2Findex.php&plugin_status=all&paged=1&s&_wpnonce=39fc238940
Aspect	after-activation
HTTP status	200
Load time	0.452 s
Memory usage	3.52 MiB
JS errors	None
Resource errors	None

WP Bannerize

URL	/wp-admin/edit.php?post_type=wp_bannerize
Aspect	menu-item
HTTP status	200
Load time	0.372 s
Memory usage	3.66 MiB
JS errors	None
Resource errors	None

WP Bannerize → Add New

URL	/wp-admin/post-new.php?post_type=wp_bannerize
Aspect	menu-item
HTTP status	200
Load time	0.996 s
Memory usage	3.78 MiB
JS errors	None
Resource errors	None

WP Bannerize → Banner categories

URL	/wp-admin/edit-tags.php?taxonomy=wp_bannerize_tax&post_type=wp_bannerize
Aspect	menu-item
HTTP status	200
Load time	0.192 s
Memory usage	3.44 MiB
JS errors	None
Resource errors	None

WP Bannerize → Analytics Overview

URL	/wp-admin/edit.php?post_type=wp_bannerize&page=wpbannerize_overview
Aspect	menu-item
HTTP status	200
Load time	0.228 s
Memory usage	3.56 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of undefined (reading 'length')\n at c.<anonymous> (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:7333)\n at c.d._calc (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:7417)\n at c.d.redraw (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:8191)\n at c.d.resizeHandler (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:10987)\n at http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:79", "trace": null, "code": null }, { "message": "TypeError: Cannot read properties of undefined (reading 'length')\n at c.<anonymous> (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:7333)\n at c.d._calc (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:7417)\n at c.d.redraw (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:8191)\n at c.d.resizeHandler (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:10987)\n at http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:79", "trace": null, "code": null }, { "message": "TypeError: Cannot read properties of undefined (reading 'length')\n at d.<anonymous> (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:7333)\n at d._calc (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:7417)\n at d.redraw (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:8191)\n at d.resizeHandler (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:10987)\n at http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:79", "trace": null, "code": null }, { "message": "TypeError: Cannot read properties of undefined (reading 'length')\n at d.<anonymous> (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:7333)\n at d._calc (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:7417)\n at d.redraw (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:8191)\n at d.resizeHandler (http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:10987)\n at http://cdnjs.cloudflare.com/ajax/libs/morris.js/0.5.1/morris.min.js?ver=1.6.1:6:79", "trace": null, "code": null } ]
Resource errors	None

WP Bannerize → Analytics Report

URL	/wp-admin/edit.php?post_type=wp_bannerize&page=wpbannerize_analitycs_report
Aspect	menu-item
HTTP status	200
Load time	0.173 s
Memory usage	3.53 MiB
JS errors	None
Resource errors	None

WP Bannerize → Settings

URL	/wp-admin/edit.php?post_type=wp_bannerize&page=wpbannerize_settings
Aspect	menu-item
HTTP status	200
Load time	0.182 s
Memory usage	3.47 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.235 s
Memory usage	3.45 MiB
JS errors	None
Resource errors	None

Widgets ‹ Test site — WordPress

URL	/wp-admin/widgets.php
Aspect	new-sidebar-widgets
HTTP status	200
Load time	1.491 s
Memory usage	5.32 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.319 s	0.237 s	-0.082 s	3.36 MiB	3.52 MiB	+ 159.66 KiB
/wp-admin/edit.php	0.182 s	0.223 s	+0.041 s	3.39 MiB	3.6 MiB	+ 207.1 KiB
/wp-admin/post-new.php	1.289 s	0.861 s	-0.428 s	6.14 MiB	6.28 MiB	+ 139.22 KiB
/wp-admin/upload.php	0.358 s	0.456 s	+0.098 s	3.24 MiB	3.44 MiB	+ 203.98 KiB
/wp-admin/options-writing.php	0.240 s	0.152 s	-0.088 s	3.24 MiB	3.42 MiB	+ 187.84 KiB
/wp-admin/media-new.php	0.287 s	0.199 s	-0.088 s	3.22 MiB	3.42 MiB	+ 204.78 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.180 s	0.174 s	-0.006 s	3.25 MiB	3.45 MiB	+ 202.93 KiB
/wp-admin/post-new.php?post_type=page	0.909 s	0.668 s	-0.241 s	6.14 MiB	6.27 MiB	+ 134.18 KiB
/wp-admin/options-discussion.php	0.244 s	0.229 s	-0.015 s	3.22 MiB	3.42 MiB	+ 205.09 KiB
/wp-admin/edit-comments.php	0.210 s	0.192 s	-0.018 s	3.26 MiB	3.45 MiB	+ 193.84 KiB
/	0.259 s	0.211 s	-0.048 s	3.35 MiB	3.45 MiB	+ 105.65 KiB
Average	0.407 s	0.327 s	-0.080 s	3.8 MiB	3.97 MiB	+ 176.75 KiB

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

Language		%	Lines of code	Comment lines	Files
	PHP	74.4%	4,232	739	71
	PO File	13.9%	789	526	2
	CSS	6.1%	349	5	7
	JavaScript	5.3%	304	44	3
	Markdown	0.2%	12	0	1
Total			5,686	1,314	84

PHP Code Analysis | More results »

Lines of code	3,147
Total complexity	447
Median class complexity	6.0
Median method complexity	1.0
Most complex class	WPBannerize\CustomPostTypes\WPBannerizeCustomPostType
Most complex function	WPBannerize\Models\WPBannersQuery::select()

Classes	31
Methods	167
Functions	5

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.

Database Tables 3

wp_countries
wp_w_p_bannerize_clicks
wp_w_p_bannerize_impressions

Options `wp_options` 2

widget_wp-bannerize-widget
wp_bannerize_pro_slug

Custom Post Types 1

ID	Name
wp_bannerize	Banners

Sidebar Widgets 1

ID	Name
wp-bannerize-widget	Bannerize

PHP Error Log 85 lines

[28-Jan-2022 06:14:13 UTC] WordPress database error Table 'wordpress.wp_wpbannerizeimpressions' doesn't exist for query SELECT COUNT( DISTINCT impressions.banner_id, impressions.ip ) AS impressions_unique_count, COUNT( impressions.banner_id ) AS impressions_count,
       impressions.*,
       impressions.id AS impression_id,
       DATE_FORMAT( impressions.date, '%Y-%m-%d %H:%i:%s' ) AS date_impressions,
       IF( posts.post_title = '', 'Untitled', posts.post_title ) AS title
FROM ( wp_wpbannerizeimpressions AS impressions )
LEFT JOIN wp_posts AS posts ON ( posts.ID = impressions.banner_id )
WHERE 1 AND DATE_FORMAT( impressions.date, "%Y-%m-%d %H:%i:%s" ) >= DATE_FORMAT( "2021-12-28 00:00:00", "%Y-%m-%d %H:%i:%s" ) AND DATE_FORMAT( impressions.date, "%Y-%m-%d %H:%i:%s" ) <= DATE_FORMAT( "2022-01-28 06:14:13", "%Y-%m-%d %H:%i:%s" )

ORDER BY date ASC
 made by require_once('wp-admin/admin.php'), do_action('load-wp_bannerize_page_wpbannerize_overview'), WP_Hook->do_action, WP_Hook->apply_filters, WPBannerize\WPBones\Routing\AdminMenuProvider->WPBannerize\WPBones\Routing\{closure}, WPBannerize\Http\Controllers\WPBannerizeAnalyticsController->load, WPBannerize\Http\Controllers\WPBannerizeAnalyticsController->add_meta_boxes, WPBannerize\MetaBoxes\MetaBox->__construct, WPBannerize\MetaBoxes\Summary->boot, WPBannerize\MetaBoxes\Summary->getTotalImpressions, WPBannerize\Models\WPBannerizeImpressions->get
[28-Jan-2022 06:14:13 UTC] PHP Notice:  Trying to access array offset on value of type bool in /wp-content/plugins/wp-bannerize-pro/plugin/MetaBoxes/Summary.php on line 41
[28-Jan-2022 06:14:13 UTC] PHP Notice:  Trying to access array offset on value of type bool in /wp-content/plugins/wp-bannerize-pro/plugin/MetaBoxes/Summary.php on line 42
[28-Jan-2022 06:14:13 UTC] WordPress database error Table 'wordpress.wp_wpbannerizeclicks' doesn't exist for query SELECT COUNT( DISTINCT clicks.banner_id, clicks.ip ) AS clicks_unique_count, COUNT( clicks.banner_id ) AS clicks_count,
       clicks.*,
       clicks.id AS clicks_id,
       DATE_FORMAT( clicks.date, '%Y-%m-%d %H:%i:%s' ) AS date_clicks,
       IF( posts.post_title = '', 'Untitled', posts.post_title ) AS title
FROM ( wp_wpbannerizeclicks AS clicks )
LEFT JOIN wp_posts AS posts ON ( posts.ID = clicks.banner_id )
WHERE 1 AND DATE_FORMAT( clicks.date, "%Y-%m-%d %H:%i:%s" ) >= DATE_FORMAT( "2021-12-28 00:00:00", "%Y-%m-%d %H:%i:%s" ) AND DATE_FORMAT( clicks.date, "%Y-%m-%d %H:%i:%s" ) <= DATE_FORMAT( "2022-01-28 06:14:13", "%Y-%m-%d %H:%i:%s" )

ORDER BY date ASC
 made by require_once('wp-admin/admin.php'), do_action('load-wp_bannerize_page_wpbannerize_overview'), WP_Hook->do_action, WP_Hook->apply_filters, WPBannerize\WPBones\Routing\AdminMenuProvider->WPBannerize\WPBones\Routing\{closure}, WPBannerize\Http\Controllers\WPBannerizeAnalyticsController->load, WPBannerize\Http\Controllers\WPBannerizeAnalyticsController->add_meta_boxes, WPBannerize\MetaBoxes\MetaBox->__construct, WPBannerize\MetaBoxes\Summary->boot, WPBannerize\MetaBoxes\Summary->getTotalClicks, WPBannerize\Models\WPBannerizeClicks->get
[28-Jan-2022 06:14:13 UTC] PHP Notice:  Trying to access array offset on value of type bool in /wp-content/plugins/wp-bannerize-pro/plugin/MetaBoxes/Summary.php on line 59
[28-Jan-2022 06:14:13 UTC] PHP Notice:  Trying to access array offset on value of type bool in /wp-content/plugins/wp-bannerize-pro/plugin/MetaBoxes/Summary.php on line 60
[28-Jan-2022 06:14:13 UTC] PHP Notice:  Trying to access array offset on value of type bool in /wp-content/plugins/wp-bannerize-pro/plugin/MetaBoxes/Summary.php on line 71
[28-Jan-2022 06:14:13 UTC] PHP Notice:  Trying to access array offset on value of type bool in /wp-content/plugins/wp-bannerize-pro/plugin/MetaBoxes/Summary.php on line 71
[28-Jan-2022 06:14:13 UTC] PHP Notice:  Trying to access array offset on value of type bool in /wp-content/plugins/wp-bannerize-pro/plugin/MetaBoxes/Summary.php on line 72
[28-Jan-2022 06:14:13 UTC] PHP Notice:  Trying to access array offset on value of type bool in /wp-content/plugins/wp-bannerize-pro/plugin/MetaBoxes/Summary.php on line 72
[28-Jan-2022 06:14:13 UTC] WordPress database error Table 'wordpress.wp_wpbannerizeimpressions' doesn't exist for query SELECT COUNT( DISTINCT impressions.banner_id, impressions.ip ) AS impressions_unique_count, COUNT( impressions.banner_id ) AS impressions_count,
       impressions.*,
       impressions.id AS impression_id,
       DATE_FORMAT( impressions.date, '%Y-%m-%d' ) AS date_impressions,
       IF( posts.post_title = '', 'Untitled', posts.post_title ) AS title
FROM ( wp_wpbannerizeimpressions AS impressions )
LEFT JOIN wp_posts AS posts ON ( posts.ID = impressions.banner_id )
WHERE 1 AND DATE_FORMAT( impressions.date, "%Y-%m-%d" ) >= DATE_FORMAT( "2021-12-28 00:00:00", "%Y-%m-%d" ) AND DATE_FORMAT( impressions.date, "%Y-%m-%d" ) <= DATE_FORMAT( "2022-01-28 06:14:13", "%Y-%m-%d" )
GROUP BY date_impressions
ORDER BY date ASC
 made by require_once('wp-admin/admin.php'), do_action('wp_bannerize_page_wpbannerize_overview'), WP_Hook->do_action, WP_Hook->apply_filters, WPBannerize\WPBones\Foundation\Plugin->WPBannerize\WPBones\Foundation\{closure}, WPBannerize\WPBones\Routing\Controller->render, WPBannerize\WPBones\View\View->render, WPBannerize\WPBones\View\View->WPBannerize\WPBones\View\{closure}, include('/plugins/wp-bannerize-pro/resources/views/analytics/index.php'), do_meta_boxes, WPBannerize\MetaBoxes\MetaBox->view, WPBannerize\MetaBoxes\Impressions->chart, WPBannerize\Models\WPBannerizeImpressions::getChart, WPBannerize\Models\WPBannerizeImpressions->get
[28-Jan-2022 06:14:13 UTC] WordPress database error Table 'wordpress.wp_wpbannerizeclicks' doesn't exist for query SELECT COUNT( DISTINCT clicks.banner_id, clicks.ip ) AS clicks_unique_count, COUNT( clicks.banner_id ) AS clicks_count,
       clicks.*,
       clicks.id AS clicks_id,
       DATE_FORMAT( clicks.date, '%Y-%m-%d' ) AS date_clicks,
       IF( posts.post_title = '', 'Untitled', posts.post_title ) AS title
FROM ( wp_wpbannerizeclicks AS clicks )
LEFT JOIN wp_posts AS posts ON ( posts.ID = clicks.banner_id )
WHERE 1 AND DATE_FORMAT( clicks.date, "%Y-%m-%d" ) >= DATE_FORMAT( "2021-12-28 00:00:00", "%Y-%m-%d" ) AND DATE_FORMAT( clicks.date, "%Y-%m-%d" ) <= DATE_FORMAT( "2022-01-28 06:14:13", "%Y-%m-%d" )
GROUP BY date_clicks
ORDER BY date ASC
 made by require_once('wp-admin/admin.php'), do_action('wp_bannerize_page_wpbannerize_overview'), WP_Hook->do_action, WP_Hook->apply_filters, WPBannerize\WPBones\Foundation\Plugin->WPBannerize\WPBones\Foundation\{closure}, WPBannerize\WPBones\Routing\Controller->render, WPBannerize\WPBones\View\View->render, WPBannerize\WPBones\View\View->WPBannerize\WPBones\View\{closure}, include('/plugins/wp-bannerize-pro/resources/views/analytics/index.php'), do_meta_boxes, WPBannerize\MetaBoxes\MetaBox->view, WPBannerize\MetaBoxes\Clicks->chart, WPBannerize\Models\WPBannerizeClicks::getChart, WPBannerize\Models\WPBannerizeClicks->get
[28-Jan-2022 06:14:13 UTC] WordPress database error Table 'wordpress.wp_wpbannerizeimpressions' doesn't exist for query SELECT COUNT( DISTINCT impressions.banner_id, impressions.ip, impressions.user_agent, DATE_FORMAT( impressions.date, "%Y-%m-%d %H:%i:%s" ) ) AS impressions_unique_count, COUNT( impressions.banner_id ) AS impressions_count,
       impressions.*,
       impressions.id AS impression_id,
       DATE_FORMAT( impressions.date, '%Y-%m-%d' ) AS date_impressions,
       IF( posts.post_title = '', 'Untitled', posts.post_title ) AS title
FROM ( wp_wpbannerizeimpressions AS impressions )
LEFT JOIN wp_posts AS posts ON ( posts.ID = impressions.banner_id )
WHERE 1 AND DATE_FORMAT( impressions.date, "%Y-%m-%d" ) >= DATE_FORMAT( "2021-12-28 00:00:00", "%Y-%m-%d" ) AND DATE_FORMAT( impressions.date, "%Y-%m-%d" ) <= DATE_FORMAT( "2022-01-28 06:14:13", "%Y-%m-%d" )
GROUP BY impressions.banner_id
ORDER BY impressions_count DESC,impressions_unique_count DESC
LIMIT 0,10 made by require_once('wp-admin/admin.php'), do_action('wp_bannerize_page_wpbannerize_overview'), WP_Hook->do_action, WP_Hook->apply_filters, WPBannerize\WPBones\Foundation\Plugin->WPBannerize\WPBones\Foundation\{closure}, WPBannerize\WPBones\Routing\Controller->render, WPBannerize\WPBones\View\View->render, WPBannerize\WPBones\View\View->WPBannerize\WPBones\View\{closure}, include('/plugins/wp-bannerize-pro/resources/views/analytics/index.php'), do_meta_boxes, WPBannerize\MetaBoxes\MetaBox->view, WPBannerize\MetaBoxes\ImpressionsBanners->chart, WPBannerize\Models\WPBannerizeImpressions::getChart, WPBannerize\Models\WPBannerizeImpressions->get
[28-Jan-2022 06:14:13 UTC] WordPress database error Table 'wordpress.wp_wpbannerizeclicks' doesn't exist for query SELECT COUNT( DISTINCT clicks.banner_id, clicks.ip, clicks.user_agent, DATE_FORMAT( clicks.date, "days" ) ) AS clicks_unique_count, COUNT( clicks.banner_id ) AS clicks_count,
       clicks.*,
       clicks.id AS clicks_id,
       DATE_FORMAT( clicks.date, '%Y-%m-%d' ) AS date_clicks,
       IF( posts.post_title = '', 'Untitled', posts.post_title ) AS title
FROM ( wp_wpbannerizeclicks AS clicks )
LEFT JOIN wp_posts AS posts ON ( posts.ID = clicks.banner_id )
WHERE 1 AND DATE_FORMAT( clicks.date, "%Y-%m-%d" ) >= DATE_FORMAT( "2021-12-28 00:00:00", "%Y-%m-%d" ) AND DATE_FORMAT( clicks.date, "%Y-%m-%d" ) <= DATE_FORMAT( "2022-01-28 06:14:13", "%Y-%m-%d" )
GROUP BY clicks.banner_id
ORDER BY clicks_count DESC,clicks_unique_count DESC
LIMIT 0,10 made by require_once('wp-admin/admin.php'), do_action('wp_bannerize_page_wpbannerize_overview'), WP_Hook->do_action, WP_Hook->apply_filters, WPBannerize\WPBones\Foundation\Plugin->WPBannerize\WPBones\Foundation\{closure}, WPBannerize\WPBones\Routing\Controller->render, WPBannerize\WPBones\View\View->render, WPBannerize\WPBones\View\View->WPBannerize\WPBones\View\{closure}, include('/plugins/wp-bannerize-pro/resources/views/analytics/index.php'), do_meta_boxes, WPBannerize\MetaBoxes\MetaBox->view, WPBannerize\MetaBoxes\ClicksBanners->chart, WPBannerize\Models\WPBannerizeClicks::getChart, WPBannerize\Models\WPBannerizeClicks->get
[28-Jan-2022 06:14:13 UTC] WordPress database error Table 'wordpress.wp_wpbannerizeimpressions' doesn't exist for query SELECT 
       impressions.*,
       impressions.id AS impression_id,
       DATE_FORMAT( impressions.date, '%Y-%m-%d %H:%i:%s' ) AS date_impressions,
       IF( posts.post_title = '', 'Untitled', posts.post_title ) AS title
FROM ( wp_wpbannerizeimpressions AS impressions )
LEFT JOIN wp_posts AS posts ON ( posts.ID = impressions.banner_id )
WHERE 1 AND DATE_FORMAT( impressions.date, "%Y-%m-%d %H:%i:%s" ) >= DATE_FORMAT( "2021-12-28 00:00:00", "%Y-%m-%d %H:%i:%s" ) AND DATE_FORMAT( impressions.date, "%Y-%m-%d %H:%i:%s" ) <= DATE_FORMAT( "2022-01-28 06:14:13", "%Y-%m-%d %H:%i:%s" )
GROUP BY impressions.banner_id
ORDER BY date ASC
 made by require_once('wp-admin/admin.php'), do_action('wp_bannerize_page_wpbannerize_analitycs_report'), WP_Hook->do_action, WP_Hook->apply_filters, WPBannerize\WPBones\Foundation\Plugin->WPBannerize\WPBones\Foundation\{closure}, WPBannerize\WPBones\Routing\Controller->render, WPBannerize\Http\Controllers\WPBannerizeAnalyticsController->report, WPBannerize\Http\Controllers\WPBannerizeAnalyticsController->banners, WPBannerize\Models\WPBannerizeImpressions->get

WP Bannerize Pro 1.6.1