Just Image Optimizer 1.1.3

Does Just Image Optimizer work with WordPress 5.2 and PHP 7.0.16? A smoke test was performed on .


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

Memory usage: 70.84 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.

WordPress version5.2
PHP version7.0.16
MySQL version5.7.17
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=5cf4e4f7fe
Aspect after-activation
HTTP status 200
Load time 0.476 s
Memory usage 3.47 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-dashboard
Aspect menu-item
HTTP status 200
Load time 0.367 s
Memory usage 3.55 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 0.433 s
Memory usage 3.18 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.279 s0.279 s+0.000 s3.47 MiB3.52 MiB+ 47.59 KiB
/wp-admin/edit.php0.214 s0.280 s+0.066 s3.5 MiB3.55 MiB+ 47.52 KiB
/wp-admin/post-new.php1.176 s1.327 s+0.151 s5.26 MiB5.32 MiB+ 62.69 KiB
/wp-admin/upload.php0.678 s0.409 s-0.269 s3.33 MiB3.44 MiB+ 112.8 KiB
/wp-admin/options-writing.php0.190 s0.182 s-0.008 s3.32 MiB3.43 MiB+ 111.48 KiB
/wp-admin/media-new.php0.253 s0.262 s+0.009 s3.32 MiB3.43 MiB+ 112.58 KiB
/wp-admin/edit-tags.php?taxonomy=category0.193 s0.182 s-0.011 s3.42 MiB3.46 MiB+ 47.48 KiB
/wp-admin/post-new.php?post_type=page1.084 s1.179 s+0.095 s5.24 MiB5.3 MiB+ 55.43 KiB
/wp-admin/options-discussion.php0.266 s0.295 s+0.029 s3.32 MiB3.43 MiB+ 111.48 KiB
/wp-admin/edit-comments.php0.246 s0.269 s+0.023 s3.42 MiB3.47 MiB+ 47.52 KiB
/0.351 s0.266 s-0.085 s3.17 MiB3.19 MiB+ 22.65 KiB
Average 0.448 s0.448 s+0.000 s3.71 MiB3.78 MiB+ 70.84 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 3

PHP Error Log 9 lines

[15-May-2019 07:03:26 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(286): JustCoded\WP\ImageOptimizer\controllers\DashboardController->actionIndex('')
#4 /wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters('', Array)
#5 /wp-includes/plugin.php(465): 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