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Critical CSS For WP 1.0.0

Does Critical CSS For WP work with WordPress 6.1 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
14PHP fatal errors
30PHP notices
No JavaScript exceptions
1Page failed to load
  • 1 500 Internal Server Error
No resource errors
Performance

Memory usage: -24.77 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 version6.1
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 1,000+
WordPress.org page https://wordpress.org/plugins/critical-css-for-wp/
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Pages 2

WordPress › Error

Page screenshot: WordPress › Error
URL /wp-admin/plugins.php?activate=true&plugin_status=all&paged=1&s=
Requested URL /wp-admin/plugins.php?action=activate&plugin=critical-css-for-wp%2Fcritical-css-for-wp.php&plugin_status=all&paged=1&s&_wpnonce=8b54a5088d
Aspect after-activation
HTTP status 500
Load time 0.369 s
Memory usage N/A
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.221 s
Memory usage 3.45 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/0.310 s0.197 s-0.113 s3.47 MiB3.45 MiB- 24.77 KiB
Average 0.310 s0.197 s-0.113 s3.47 MiB3.45 MiB- 24.77 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
CSS
JavaScript
Language % Lines of code Comment lines Files
PHP68.5%1,215644
CSS18.2%32281
JavaScript13.0%23131
JSON0.3%501
Total 1,773 75 7

PHP Code Analysis | More results »

Lines of code 1,229
Total complexity 217
Median class complexity 153.0
Median method complexity 6.0
Most complex class class_critical_css_for_wp
Most complex function class_critical_css_for_wp::ccfwp_save_critical_css_in_dir_php()
Classes 1
Methods 24
Functions 16

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 44 lines

[12-Nov-2022 14:40:49 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:49 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:49 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:50 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:50 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:50 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:50 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:51 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:51 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:51 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:51 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:51 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:51 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:51 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:51 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:51 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:51 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:51 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:52 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:53 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:53 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:53 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:53 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:53 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:53 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:53 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
[12-Nov-2022 14:40:53 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:53 UTC] PHP Notice:  Function is_feed was called <strong>incorrectly</strong>. Conditional query tags do not work before the query is run. Before then, they always return false. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 3.1.0.) in /wp-includes/functions.php on line 5835
[12-Nov-2022 14:40:53 UTC] PHP Fatal error:  Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 8.0.2". You are running 7.4.8. in /wp-content/plugins/critical-css-for-wp/css-extractor/vendor/composer/platform_check.php on line 24
See also: All tests for this plugin, How to Hide the "Critical CSS For WP" Admin Menu