Data fix for previous bug

gradle.properties

@@ -6,7 +6,7 @@ minecraft_version=1.21.1
 yarn_mappings=1.21.1+build.3
 loader_version=0.16.2
 # Mod Properties
-mod_version=1.4.7
+mod_version=1.4.8
 maven_group=systems.brn
 archives_base_name=servershop
 # Dependencies

src/main/java/systems/brn/servershop/lib/storages/PriceStorage.java

@@ -16,6 +16,8 @@ import java.util.Scanner;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.locks.ReentrantLock;
 
+import static systems.brn.servershop.lib.Util.hasPrices;
+
 public class PriceStorage {
 
     public final MinecraftServer server;
@@ -86,7 +88,7 @@ public class PriceStorage {
                 for (NbtElement element : nbtList) {
                     if (element instanceof NbtCompound nbt) {
                         ItemPriceRecord itemPriceRecord = ItemPriceRecord.fromNbt(nbt, wrapperLookup);
-                        if (itemPriceRecord.stack() != null) {
+                        if (itemPriceRecord.stack() != null && !hasPrices(itemPriceRecord.stack())) {
                             prices.put(itemPriceRecord.stack(), itemPriceRecord);
                         }
                     }