Joomla! 4.x Coding • I want to remove individual css files, code not working!

Hi everyone!
Please help me correct the codes below. after using this code, I got an error message with an error page

"0 Undefined method unregisterasset in class Joomla\CMS\WebAsset\WebAssetManager"

$wa = $this->getWebAssetManager();

// Remove individual CSS files
$wa->unregisterAsset('main.css');
$wa->unregisterAsset('jquery.bootstrap-touchspin.css');
$wa->unregisterAsset('jquery-ui.slider.min.css');
$wa->unregisterAsset('colors_standard.min.css');
$wa->unregisterAsset('template.min.css');
$wa->unregisterAsset('joomla-alert.min.css');

Please correct me.

Thanks in advance. it is also urgent for me too.

Statistics: Posted by tutonn — Fri May 03, 2024 11:56 am

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