Just Image Optimizer 1.1.3

Does Just Image Optimizer work with WordPress 5.4.1 and PHP 7.2.16? A smoke test was performed on .


1PHP fatal errors
No JavaScript exceptions
All test pages loaded successfully
No resource errors

Memory usage: 61.62 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.031 seconds
The average page load time increased by this amount after activating the plugin.

WordPress version5.4.1
PHP version7.2.16
MySQL version8.0.15
PHP memory limit256M
Plugin Info
Last updated
Active installs 100+
WordPress.org page https://wordpress.org/plugins/just-image-optimizer/

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Pages 3

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=just-image-optimizer%2Fjust-image-optimizer.php&plugin_status=all&paged=1&s&_wpnonce=160e1d87a3
Aspect after-activation
HTTP status 200
Load time 1.470 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Media → Just Image Optimizer

Page screenshot: Media → Just Image Optimizer
URL /wp-admin/upload.php?page=just-img-opt-connection
Requested URL /wp-admin/upload.php?page=just-img-opt-dashboard
Aspect menu-item
HTTP status 200
Load time 0.501 s
Memory usage 3.71 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
Aspect front-page
HTTP status 200
Load time 0.338 s
Memory usage 3.35 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.274 s0.231 s-0.043 s3.64 MiB3.76 MiB+ 119.8 KiB
/wp-admin/edit.php0.209 s0.239 s+0.030 s3.66 MiB3.72 MiB+ 55.1 KiB
/wp-admin/post-new.php1.176 s1.927 s+0.751 s5.43 MiB5.48 MiB+ 53.87 KiB
/wp-admin/upload.php0.420 s0.396 s-0.024 s3.5 MiB3.61 MiB+ 115.48 KiB
/wp-admin/options-writing.php0.163 s0.164 s+0.001 s3.58 MiB3.6 MiB+ 24.6 KiB
/wp-admin/media-new.php0.329 s0.184 s-0.145 s3.48 MiB3.6 MiB+ 119.31 KiB
/wp-admin/edit-tags.php?taxonomy=category0.287 s0.168 s-0.119 s3.58 MiB3.64 MiB+ 55.09 KiB
/wp-admin/post-new.php?post_type=page1.001 s1.066 s+0.065 s5.42 MiB5.46 MiB+ 47.07 KiB
/wp-admin/options-discussion.php0.272 s0.259 s-0.013 s3.48 MiB3.6 MiB+ 118.52 KiB
/wp-admin/edit-comments.php0.273 s0.181 s-0.092 s3.59 MiB3.64 MiB+ 54.04 KiB
/0.316 s0.245 s-0.071 s3.43 MiB3.35 MiB- 85.13 KiB
Average 0.429 s0.460 s+0.031 s3.89 MiB3.95 MiB+ 61.62 KiB


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

Options wp_options 2

PHP Error Log 9 lines

[08-May-2020 03:46:53 UTC] PHP Fatal error:  Uncaught Error: Call to a member function name() on null in /wp-content/plugins/just-image-optimizer/views/dashboard/_requirements.php:21
Stack trace:
#0 /wp-content/plugins/just-image-optimizer/views/dashboard/index.php(11): include()
#1 /wp-content/plugins/just-image-optimizer/core/Component.php(36): include('/opt/bitnami/ap...')
#2 /wp-content/plugins/just-image-optimizer/controllers/DashboardController.php(71): JustCoded\WP\ImageOptimizer\core\Component->render('dashboard/index', Array)
#3 /wp-includes/class-wp-hook.php(287): JustCoded\WP\ImageOptimizer\controllers\DashboardController->actionIndex('')
#4 /wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters('', Array)
#5 /wp-includes/plugin.php(478): WP_Hook->do_action(Array)
#6 /wp in /wp-content/plugins/just-image-optimizer/views/dashboard/_requirements.php on line 21
See also: All tests for this plugin