Want to show Featured Image to the map Marker When click

Hi, I want to show Feature Image when someone click on my map marker, I already have done that with some php code provided by another member here.

function gmw_custom_enable_info_window_featured_image( $gmw ) {

	$gmw['info_window']['image']['enabled'] = true;

	return $gmw;
}
add_filter( 'gmw_pt_default_form_values', 'gmw_custom_enable_info_window_featured_image' );

But there is problem with this it always show there is no image,

<img class="gmw-image" src="https://www.levertasoi.fr/staging/wp-content/plugins/geo-my-wp/assets/images/no-image.jpg" width=" 100" height=" 100">

I already have to remove from assets/images/no-image.jpg but still it is showing me can you help me with this issue