I found bug this file
xxx/administrator/components/com_virtuemart/classes/ps_product.php line 2323
$tpl->set( 'price_table', $html);
Fix
$tpl->set( 'price_table', @$html);
That does not fix the bug. It just stops the error message being displayed.
http://php.net/manual/en/language.operators.errorcontrol.php