Unable to activate plugin

Me too, What needs to be corrected?

Hi there, that was uncompatible problem in PHP version. This PHP function only exists on version from 5.3, please upgrade your PHP version to us the plugin.

Reference:
https://www.innogears.com/question/fatal-error-call-to-undefined-function-class_alias-in-public_htmlwp-contentpluginsig-pagebuilderig-pagebuilder-php-on-line-57/

Thank you, thank you, thank you!!!