<div class="counter-number"> <span data-purecounter-start="0" data-purecounter-end="6" data-purecounter-duration="1" class="purecounter"></span> </div> new PureCounter(); wp_register_script( 'purecounter', get_template_directory_uri() . '/assets/vendor/purecounter/purecounter_vanilla.js', array('jquery'), '1.5.0', true ); wp_enqueue_script('purecounter'); Uncaught ReferenceError: PureCounter is not defined The counter number not showing. Getting this error.