module not working joomla 3.9.12

just update to 3.9.12. Module locks site.

error in detail:

Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; modVMScrollerHelper has a deprecated constructor in /web/htdocs/www.alltronic.it/home/modules/mod_vmscroller/helper.php on line 18

Fatal error: Class 'VmModel' not found in /web/htdocs/www.******.**/home/administrator/components/com_virtuemart/models/product.php on line 23

Hello,

Please check our demo on demo.hotjoomlatemplates.com/ecommerce/

It is working on Joomla 3.9.12 and latest VirtueMart 3.6.2 without problems.

Thanks,
Milos