Fix crash

gather/src/items/Part.js

@@ -10,6 +10,10 @@ module.exports = class Part {
 
   async getPrice () {
     const orders = await Api.getSortedOrders(this.urlPath)
+    if (orders.length === 0) {
+      return 0
+    }
+
     return Number(orders[0].platinum) * this.amount
   }
 }