add customfields to card

viewcart.tpl

@@ -194,7 +194,9 @@
     {/if}
 
     <div id="order-standard_cart">
-    {$clientsdetails.notes|strstr:"Trials="|truncate:8:""|replace:"Trials=":""}<hr>
+        {if $clientsdetails.notes|strstr:"Trials="}
+            {$clientsdetails.notes|strstr:"Trials="|truncate:8:""|replace:"Trials=":""}<hr>
+        {/if}
 
         {if $cartitems > 0}
             <div class="row">