cant active

hi when I want to active this plugin I receive below error:
Fatal error: Uncaught Error: Using $this when not in object context in /home/public_html/wp-content/plugins/unlimited-elements-for-elementor/provider/provider_admin.class.php:533 Stack trace: #0 /home/public_html/wp-content/plugins/unlimited-elements-for-elementor/provider/core/plugins/unlimited_elements/provider_core_admin.class.php(44): UniteProviderAdminUC::setPermissionEditor() #1 /home/public_html/wp-content/plugins/unlimited-elements-for-elementor/provider/core/plugins/unlimited_elements/plugin.php(54): UniteProviderCoreAdminUC_Elementor->__construct(‘/home//public_html/wp-includes/class-wp-hook.php(288): UnlimitedElementsPluginUC->runAdmin(”) #3 /home/public_html/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #5 /home//public_html/wp-content/plugins/unlimited-elements-for-elementor/provider/provider_admin.class.php on line 533