Warning: Missing argument 2 for display_price()

[ELMIT]

I have installed the sample database and it gives me on my store:

 

 

 

The Hollow Heart The Hollow Heart

 

A Fly Went by (Beginner Books) by Mcclinto/siebel Lorem...

 

Price:

Warning: Missing argument 2 for display_price() in /srv/www/vhosts/read2me.bellusnet.com/htdocs/includes/classes/currencies.php on line 71

$8.99

 

 

What do I miss?

 

 

bye

 

Ronald Wiplinger