close #2008 Fixed: When creating an item, both the sale price and the…

… purchase price must be required.

app/Http/Middleware/Money.php

@@ -76,6 +76,10 @@ protected function getAmount($money_format)
             logger($e->getMessage());
 
             $amount = 0;
+
+            if ($money_format === null) {
+                $amount = $money_format;
+            }
         }
 
         return $amount;