Ultimate Multisite 2.4.10
Does Ultimate Multisite work with WordPress 6.9.1 and PHP 8.1.12? A smoke test was performed on .
Summary
Errors
| 15 | PHP fatal errors |
| No JavaScript exceptions | |
| 2 | Pages failed to load
|
| No resource errors |
Performance
Memory usage: 0 bytes
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 | 6.9.1 |
|---|---|
| PHP version | 8.1.12 |
| MySQL version | 10.6.10 |
| PHP memory limit | 512M |
Plugin Info
| Last updated | |
|---|---|
| Active installs | 20+ |
| WordPress.org page | https://wordpress.org/plugins/ultimate-multisite/ |
| Badges |
|
Pages 2
WordPress › Error
| URL | /wp-admin/admin.php?page=wp-ultimo-setup |
|---|---|
| Requested URL | /wp-admin/plugins.php?action=activate&plugin=ultimate-multisite%2Fultimate-multisite.php&plugin_status=all&paged=1&s&_wpnonce=3b5b02ce03 |
| Aspect | after-activation |
| HTTP status | 403 |
| Load time | 1.394 s |
| Memory usage | N/A |
| JS errors | None |
| Resource errors | None |
Test site – Just another WordPress site
| URL | / |
|---|---|
| Aspect | front-page |
| HTTP status | 500 |
| Load time | 0.191 s |
| Memory usage | N/A |
| JS errors | None |
| Resource errors | None |
Benchmark
No benchmark data available.
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.
| Language | % | Lines of code | Comment lines | Files | |
|---|---|---|---|---|---|
| PHP | 53.0% | 88,230 | 60,562 | 719 | |
| JavaScript | 38.4% | 63,923 | 7,517 | 74 | |
| CSS | 7.0% | 11,635 | 361 | 23 | |
| Markdown | 1.1% | 1,893 | 0 | 4 | |
| SVG | 0.3% | 477 | 11 | 11 | |
| JSON | 0.1% | 196 | 0 | 1 | |
| XML | 0.0% | 21 | 0 | 1 | |
| Total | 166,375 | 68,451 | 833 | ||
PHP Code Analysis | More results »
| Lines of code | 75,172 |
|---|---|
| Total complexity | 11,200 |
| Median class complexity | 13.0 |
| Median method complexity | 1.0 |
| Most complex class | WP_Ultimo\Checkout\Cart |
| Most complex function | wu_get_currency_symbol() |
| Classes | 429 |
|---|---|
| Methods | 4,143 |
| Functions | 323 |
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.
No new entries found.
PHP Error Log 168 lines
[15-Feb-2026 15:10:41 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/admin-pages/class-setup-wizard-admin-page.php(933): wu_get_current_time()
#1 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Admin_Pages\Setup_Wizard_Admin_Page->register_scripts()
#2 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#3 /wp-includes/plugin.php(522): WP_Hook->do_action()
#4 /wp-admin/admin-header.php(123): do_action()
#5 /wp-admin/index.php(137): require_once('...')
#6 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/date.php on line 91
[15-Feb-2026 15:10:41 UTC] PHP Fatal error: Uncaught Error: Call to undefined function get_blog_details() in /wp-content/plugins/ultimate-multisite/inc/functions/site.php:24
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/class-credits.php(226): wu_get_current_site()
#1 /wp-content/plugins/ultimate-multisite/inc/class-credits.php(299): WP_Ultimo\Credits->site_allows_credit()
#2 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Credits->render_frontend_footer()
#3 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#4 /wp-includes/plugin.php(522): WP_Hook->do_action()
#5 /wp-includes/general-template.php(3213): do_action()
#6 /wp-content/themes/twentyseventeen/footer.php(48): wp_footer()
#7 /wp-includes/template.php(814): require_once('...')
#8 /wp-includes/template.php(749): load_template()
#9 /wp-includes/general-template.php(92): locate_template()
#10 /wp-content/themes/twentyseventeen/index.php(75): get_footer()
#11 /wp-includes/template-loader.php(125): include('...')
#12 /wp-blog-header.php(19): require_once('...')
#13 /index.php(17): require('...')
#14 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/site.php on line 24
[15-Feb-2026 15:10:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/admin-pages/class-setup-wizard-admin-page.php(933): wu_get_current_time()
#1 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Admin_Pages\Setup_Wizard_Admin_Page->register_scripts()
#2 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#3 /wp-includes/plugin.php(522): WP_Hook->do_action()
#4 /wp-admin/admin-header.php(123): do_action()
#5 /wp-admin/index.php(137): require_once('...')
#6 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/date.php on line 91
[15-Feb-2026 15:10:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/admin-pages/class-setup-wizard-admin-page.php(933): wu_get_current_time()
#1 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Admin_Pages\Setup_Wizard_Admin_Page->register_scripts()
#2 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#3 /wp-includes/plugin.php(522): WP_Hook->do_action()
#4 /wp-admin/admin-header.php(123): do_action()
#5 /wp-admin/edit.php(411): require_once('...')
#6 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/date.php on line 91
[15-Feb-2026 15:10:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/admin-pages/class-setup-wizard-admin-page.php(933): wu_get_current_time()
#1 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Admin_Pages\Setup_Wizard_Admin_Page->register_scripts()
#2 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#3 /wp-includes/plugin.php(522): WP_Hook->do_action()
#4 /wp-admin/admin-header.php(123): do_action()
#5 /wp-admin/edit-form-blocks.php(376): require_once('...')
#6 /wp-admin/post-new.php(72): require('...')
#7 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/date.php on line 91
[15-Feb-2026 15:10:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/admin-pages/class-setup-wizard-admin-page.php(933): wu_get_current_time()
#1 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Admin_Pages\Setup_Wizard_Admin_Page->register_scripts()
#2 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#3 /wp-includes/plugin.php(522): WP_Hook->do_action()
#4 /wp-admin/admin-header.php(123): do_action()
#5 /wp-admin/upload.php(208): require_once('...')
#6 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/date.php on line 91
[15-Feb-2026 15:10:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/admin-pages/class-setup-wizard-admin-page.php(933): wu_get_current_time()
#1 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Admin_Pages\Setup_Wizard_Admin_Page->register_scripts()
#2 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#3 /wp-includes/plugin.php(522): WP_Hook->do_action()
#4 /wp-admin/admin-header.php(123): do_action()
#5 /wp-admin/options-writing.php(59): require_once('...')
#6 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/date.php on line 91
[15-Feb-2026 15:10:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/admin-pages/class-setup-wizard-admin-page.php(933): wu_get_current_time()
#1 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Admin_Pages\Setup_Wizard_Admin_Page->register_scripts()
#2 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#3 /wp-includes/plugin.php(522): WP_Hook->do_action()
#4 /wp-admin/admin-header.php(123): do_action()
#5 /wp-admin/media-new.php(65): require_once('...')
#6 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/date.php on line 91
[15-Feb-2026 15:10:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
Stack trace:
#0 /wp-content/plugins/ultimate-multisite/inc/admin-pages/class-setup-wizard-admin-page.php(933): wu_get_current_time()
#1 /wp-includes/class-wp-hook.php(341): WP_Ultimo\Admin_Pages\Setup_Wizard_Admin_Page->register_scripts()
#2 /wp-includes/class-wp-hook.php(365): WP_Hook->apply_filters()
#3 /wp-includes/plugin.php(522): WP_Hook->do_action()
#4 /wp-admin/admin-header.php(123): do_action()
#5 /wp-admin/edit-tags.php(322): require_once('...')
#6 {main}
thrown in /wp-content/plugins/ultimate-multisite/inc/functions/date.php on line 91
[15-Feb-2026 15:10:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function switch_to_blog() in /wp-content/plugins/ultimate-multisite/inc/functions/date.php:91
(+68 more lines)
See also: All tests for this plugin, How to Hide Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform Admin Menus