Make menubar before initInv

src/main/java/com/alttd/playershops/gui/HomeGui.java

@@ -12,8 +12,8 @@ public class HomeGui extends AbstractGui {
     public HomeGui(UUID uuid) {
         super(uuid);
         this.inventory = Bukkit.createInventory(this, INV_SIZE, Util.parseMiniMessage(MessageConfig.GUI_HOME_TITLE));
-        initInvContents();
         makeMenuBar();
+        initInvContents();
     }
 
     @Override

src/main/java/com/alttd/playershops/gui/ListPlayersGui.java

@@ -20,8 +20,8 @@ public class ListPlayersGui extends AbstractGui {
         super(uuid);
         this.owners = PlayerShops.getInstance().getShopHandler().getShopOwnersForThisServer();
         this.inventory = Bukkit.createInventory(this, INV_SIZE, Util.parseMiniMessage(MessageConfig.GUI_LIST_PLAYERS_TITLE));
-        initInvContents();
         makeMenuBar();
+        initInvContents();
     }
 
     @Override

src/main/java/com/alttd/playershops/gui/ListTransactionsGui.java

@@ -21,8 +21,8 @@ public class ListTransactionsGui extends AbstractGui {
         super(uuid);
         this.transactions = shop.getTransactions();
         this.inventory = Bukkit.createInventory(this, INV_SIZE, Util.parseMiniMessage(MessageConfig.GUI_LIST_TRANSACTIONS_TITLE));
-        initInvContents();
         makeMenuBar();
+        initInvContents();
     }
 
     @Override

src/main/java/com/alttd/playershops/gui/PlayerSettingsGui.java

@@ -24,6 +24,7 @@ public class PlayerSettingsGui extends AbstractGui {
     public PlayerSettingsGui(UUID uuid) {
         super(uuid);
         this.inventory = Bukkit.createInventory(this, INV_SIZE, Util.parseMiniMessage(MessageConfig.GUI_PLAYER_SETTINGS_TITLE));
+        makeMenuBar();
         initInvContents();
     }
 

src/main/java/com/alttd/playershops/gui/ShopManagementGui.java

@@ -29,8 +29,8 @@ public class ShopManagementGui extends AbstractGui {
         super(uuid);
         this.inventory = Bukkit.createInventory(this, INV_SIZE, Util.parseMiniMessage(MessageConfig.GUI_MANAGE_TITLE));
         this.shop = shop;
-        initInvContents();
         makeMenuBar();
+        initInvContents();
     }
 
     @Override