diff --git a/pom.xml b/pom.xml
index 5b3dbff..6e86939 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.drtshock</groupId>
     <artifactId>PlayerVaults</artifactId>
-    <version>3.4.5-SNAPSHOT</version>
+    <version>3.5.0-SNAPSHOT</version>
     <name>PlayerVaults</name>
     <url>http://dev.bukkit.org/server-mods/playervaults/</url>
 
@@ -29,8 +29,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>2.3.2</version>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                 </configuration>
             </plugin>
             <plugin>
@@ -56,7 +56,12 @@
         <dependency>
             <groupId>org.bukkit</groupId>
             <artifactId>bukkit</artifactId>
-            <version>1.5.2-R0.1</version>
+            <version>LATEST</version>
+        </dependency>
+        <dependency>
+            <groupId>org.bukkit</groupId>
+            <artifactId>craftbukkit</artifactId>
+            <version>LATEST</version>
         </dependency>
         <dependency>
             <groupId>net.milkbowl.vault</groupId>
diff --git a/src/main/java/com/drtshock/playervaults/PlayerVaults.java b/src/main/java/com/drtshock/playervaults/PlayerVaults.java
index df11681..853b435 100644
--- a/src/main/java/com/drtshock/playervaults/PlayerVaults.java
+++ b/src/main/java/com/drtshock/playervaults/PlayerVaults.java
@@ -20,6 +20,7 @@ import com.drtshock.playervaults.commands.Commands;
 import com.drtshock.playervaults.commands.SignSetInfo;
 import com.drtshock.playervaults.listeners.Listeners;
 import com.drtshock.playervaults.tasks.Cleanup;
+import com.drtshock.playervaults.tasks.UUIDConversion;
 import com.drtshock.playervaults.util.Lang;
 import com.drtshock.playervaults.util.Metrics;
 import com.drtshock.playervaults.util.Updater;
@@ -41,6 +42,7 @@ import java.util.logging.Logger;
 
 public class PlayerVaults extends JavaPlugin {
 
+    // TODO: *reads down* really..? :c
     public static PlayerVaults PLUGIN;
     public static Logger LOG;
     public static boolean UPDATE = false;
@@ -66,6 +68,7 @@ public class PlayerVaults extends JavaPlugin {
 
     @Override
     public void onEnable() {
+        getServer().getScheduler().runTask(this, new UUIDConversion()); // Convert to UUID first. Class checks if necessary.
         loadLang();
         LOG = getServer().getLogger();
         getServer().getPluginManager().registerEvents(listener = new Listeners(this), this);
diff --git a/src/main/java/com/drtshock/playervaults/commands/Commands.java b/src/main/java/com/drtshock/playervaults/commands/Commands.java
index 13188c0..3cd7d39 100644
--- a/src/main/java/com/drtshock/playervaults/commands/Commands.java
+++ b/src/main/java/com/drtshock/playervaults/commands/Commands.java
@@ -18,9 +18,12 @@ package com.drtshock.playervaults.commands;
 
 import com.drtshock.playervaults.PlayerVaults;
 import com.drtshock.playervaults.util.Lang;
+import com.drtshock.playervaults.vaultmanagement.UUIDVaultManager;
 import com.drtshock.playervaults.vaultmanagement.VaultOperations;
 import com.drtshock.playervaults.vaultmanagement.VaultViewInfo;
+import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
+import org.bukkit.OfflinePlayer;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
@@ -34,13 +37,18 @@ public class Commands implements CommandExecutor {
         if (cmd.getName().equalsIgnoreCase("pv")) {
             if (sender instanceof Player) {
                 Player p = (Player) sender;
-                if(PlayerVaults.IN_VAULT.containsKey(p.getName())) return true; // don't let them open another vault.
+                if (PlayerVaults.IN_VAULT.containsKey(p.getName())) return true; // don't let them open another vault.
                 switch (args.length) {
                     case 1:
                         if (VaultOperations.openOwnVault(p, args[0])) {
                             PlayerVaults.IN_VAULT.put(sender.getName(), new VaultViewInfo(sender.getName(), Integer.parseInt(args[0])));
                         } else if (sender.hasPermission("playervaults.admin")) {
-                            YamlConfiguration file = PlayerVaults.VM.getPlayerVaultFile(args[0]);
+                            OfflinePlayer player = Bukkit.getOfflinePlayer(args[0]);
+                            if(player == null) {
+                                sender.sendMessage(Lang.TITLE.toString() + "Cannot find player " + args[0]);
+                                break;
+                            }
+                            YamlConfiguration file = UUIDVaultManager.getInstance().getPlayerVaultFile(player.getUniqueId());
                             if (file == null) {
                                 sender.sendMessage(Lang.TITLE.toString() + Lang.VAULT_DOES_NOT_EXIST.toString());
                             } else {
@@ -56,10 +64,12 @@ public class Commands implements CommandExecutor {
                         }
                         break;
                     case 2:
-                        if (VaultOperations.openOtherVault(p, args[0], args[1])) {
+                        Player player = Bukkit.getPlayer(args[0]);
+                        if (player == null) break;
+                        if (VaultOperations.openOtherVault(p, player, args[1])) {
                             PlayerVaults.IN_VAULT.put(sender.getName(), new VaultViewInfo(args[0], Integer.parseInt(args[1])));
                         } else {
-                            // ????
+                            sender.sendMessage(Lang.TITLE.toString() + "Failed to open vault.");
                         }
                         break;
                     default:
@@ -80,7 +90,9 @@ public class Commands implements CommandExecutor {
                     }
                     break;
                 case 2:
-                    VaultOperations.deleteOtherVault(sender, args[0], args[1]);
+                    Player player = Bukkit.getPlayer(args[0]);
+                    if (player == null) break;
+                    VaultOperations.deleteOtherVault(sender, player, args[1]);
                     break;
                 default:
                     sender.sendMessage(Lang.TITLE + "/pvdel <number>");
diff --git a/src/main/java/com/drtshock/playervaults/tasks/UUIDConversion.java b/src/main/java/com/drtshock/playervaults/tasks/UUIDConversion.java
new file mode 100644
index 0000000..18d5b6d
--- /dev/null
+++ b/src/main/java/com/drtshock/playervaults/tasks/UUIDConversion.java
@@ -0,0 +1,49 @@
+package com.drtshock.playervaults.tasks;
+
+import com.drtshock.playervaults.PlayerVaults;
+import net.minecraft.util.org.apache.commons.io.FileUtils;
+import net.minecraft.util.org.apache.commons.io.FilenameUtils;
+import org.bukkit.Bukkit;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.scheduler.BukkitRunnable;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.UUID;
+import java.util.logging.Level;
+
+/**
+ * Class to convert vaults by name to vaults by UUID.
+ */
+public final class UUIDConversion extends BukkitRunnable {
+
+    @Override
+    public void run() {
+        if (new File(PlayerVaults.PLUGIN.getDataFolder(), "uuidvaults").exists()) {
+            PlayerVaults.LOG.log(Level.INFO, "Files already converted to UUID.");
+            return;
+        }
+
+        PlayerVaults.LOG.log(Level.INFO, "********** Starting PlayerVault conversion to UUIDs **********");
+        PlayerVaults.LOG.log(Level.INFO, "This might take awhile.");
+        PlayerVaults.LOG.log(Level.INFO, "plugins/PlayerVaults/vaults will still be there as a backup but unused.");
+
+        for (File file : new File(PlayerVaults.PLUGIN.getDataFolder() + File.separator + "vaults").listFiles()) {
+            OfflinePlayer player = Bukkit.getOfflinePlayer(FilenameUtils.removeExtension(file.toString()).replace(".yml", ""));
+            if (player == null) {
+                PlayerVaults.LOG.log(Level.WARNING, "Unable to convert file because player never joined the server: " + file.getName());
+                break;
+            }
+            UUID uuid = player.getUniqueId();
+            File newFile = new File(PlayerVaults.PLUGIN.getDataFolder(), "uuidvaults" + uuid.toString() + ".yml");
+            file.mkdirs();
+            try {
+                FileUtils.copyFile(file, newFile);
+                PlayerVaults.LOG.log(Level.INFO, "Successfully converted vault file for " + player.getName());
+            } catch (IOException e) {
+                PlayerVaults.LOG.log(Level.SEVERE, "Couldn't convert vault file for " + player.getName());
+            }
+        }
+        PlayerVaults.LOG.log(Level.INFO, "********** Conversion done ;D **********");
+    }
+}
diff --git a/src/main/java/com/drtshock/playervaults/vaultmanagement/UUIDVaultManager.java b/src/main/java/com/drtshock/playervaults/vaultmanagement/UUIDVaultManager.java
new file mode 100644
index 0000000..2d3a6db
--- /dev/null
+++ b/src/main/java/com/drtshock/playervaults/vaultmanagement/UUIDVaultManager.java
@@ -0,0 +1,255 @@
+package com.drtshock.playervaults.vaultmanagement;
+
+import com.drtshock.playervaults.PlayerVaults;
+import com.drtshock.playervaults.util.Lang;
+import org.bukkit.Bukkit;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.command.CommandSender;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.Inventory;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+/**
+ * Class to handle vault operations with new UUIDs.
+ */
+public class UUIDVaultManager {
+
+    private static UUIDVaultManager instance;
+
+    public UUIDVaultManager() {
+        instance = this;
+    }
+
+    private final String directory = "plugins" + File.separator + "PlayerVaults" + File.separator + "uuidvaults";
+
+    /**
+     * Saves the inventory to the specified player and vault number.
+     *
+     * @param inventory The inventory to be saved.
+     * @param player The player of whose file to save to.
+     * @param number The vault number.
+     *
+     * @throws java.io.IOException Uh oh!
+     */
+    public void saveVault(Inventory inventory, UUID player, int number) throws IOException {
+        int size = inventory.getSize();
+        YamlConfiguration yaml = getPlayerVaultFile(player);
+        if (size == 54) {
+            yaml.set("vault" + number, null);
+        } else {
+            for (int x = 0; x < size; x++) {
+                yaml.set("vault" + number + "." + x, null);
+            }
+        }
+        List<String> list = Serialization.toString(inventory);
+        String[] ser = list.toArray(new String[list.size()]);
+        for (int x = 0; x < ser.length; x++) {
+            if (!ser[x].equalsIgnoreCase("null")) {
+                yaml.set("vault" + number + "." + x, ser[x]);
+            }
+        }
+        saveFile(player, yaml);
+    }
+
+    /**
+     * Load the player's vault and return it.
+     *
+     * @param player The holder of the vault.
+     * @param number The vault number.
+     */
+    public Inventory loadOwnVault(Player player, int number, int size) {
+        if (size % 9 != 0) {
+            size = 54;
+        }
+        VaultViewInfo info = new VaultViewInfo(player.getUniqueId().toString(), number);
+        Inventory inv = null;
+        if (PlayerVaults.OPENINVENTORIES.containsKey(info.toString())) {
+            inv = PlayerVaults.OPENINVENTORIES.get(info.toString());
+        } else {
+            YamlConfiguration playerFile = getPlayerVaultFile(player.getUniqueId());
+            if (playerFile.getConfigurationSection("vault" + number) == null) {
+                VaultHolder vaultHolder = new VaultHolder(number);
+                if (EconomyOperations.payToCreate(player)) {
+                    inv = Bukkit.createInventory(vaultHolder, size, Lang.VAULT_TITLE.toString().replace("%number", String.valueOf(number)).replace("%p", player.getName()));
+                    vaultHolder.setInventory(inv);
+                } else {
+                    player.sendMessage(Lang.TITLE.toString() + Lang.INSUFFICIENT_FUNDS.toString());
+                    return null;
+                }
+            } else {
+                if (getInventory(playerFile, size, number) == null) {
+                    return null;
+                } else {
+                    inv = getInventory(playerFile, size, number);
+                }
+            }
+            PlayerVaults.OPENINVENTORIES.put(info.toString(), inv);
+        }
+        return inv;
+    }
+
+    /**
+     * Load the player's vault and return it.
+     *
+     * @param holder The holder of the vault.
+     * @param number The vault number.
+     */
+    public Inventory loadOtherVault(UUID holder, int number, int size) {
+        if (size % 9 != 0) {
+            size = 54;
+        }
+        VaultViewInfo info = new VaultViewInfo(holder.toString(), number);
+        Inventory inv = null;
+        if (PlayerVaults.OPENINVENTORIES.containsKey(info.toString())) {
+            inv = PlayerVaults.OPENINVENTORIES.get(info.toString());
+        } else {
+            YamlConfiguration playerFile = getPlayerVaultFile(holder);
+            if (playerFile.getConfigurationSection("vault" + number) == null) {
+                return null;
+            } else {
+                if (getInventory(playerFile, size, number) == null) {
+                    return null;
+                } else {
+                    inv = getInventory(playerFile, size, number);
+                }
+            }
+            PlayerVaults.OPENINVENTORIES.put(info.toString(), inv);
+        }
+        return inv;
+    }
+
+    /**
+     * Get an inventory from file. Returns null if the inventory doesn't exist. SHOULD ONLY BE USED INTERNALLY
+     *
+     * @param playerFile the YamlConfiguration file.
+     * @param size the size of the vault.
+     * @param number the vault number.
+     *
+     * @return inventory if exists, otherwise null.
+     */
+    private Inventory getInventory(YamlConfiguration playerFile, int size, int number) {
+        List<String> data = new ArrayList<>();
+        for (int x = 0; x < size; x++) {
+            String line = playerFile.getString("vault" + number + "." + x);
+            if (line != null) {
+                data.add(line);
+            } else {
+                data.add("null");
+            }
+        }
+        return Serialization.toInventory(data, number, size);
+    }
+
+    /**
+     * Gets an inventory without storing references to it. Used for dropping a players inventories on death.
+     *
+     * @param holder The holder of the vault.
+     * @param number The vault number.
+     *
+     * @return The inventory of the specified holder and vault number.
+     */
+    public Inventory getVault(UUID holder, int number) {
+        YamlConfiguration playerFile = getPlayerVaultFile(holder);
+        List<String> data = playerFile.getStringList("vault" + number);
+        OfflinePlayer player = Bukkit.getPlayer(holder);
+        if (player == null) return null;
+        if (data == null) {
+            VaultHolder vaultHolder = new VaultHolder(number);
+            Inventory inv = Bukkit.createInventory(vaultHolder, VaultOperations.getMaxVaultSize(player), Lang.VAULT_TITLE.toString().replace("%number", String.valueOf(number)).replace("%p", player.getName()));
+            vaultHolder.setInventory(inv);
+            return inv;
+        } else {
+            Inventory inv = Serialization.toInventory(data, number, VaultOperations.getMaxVaultSize(player));
+            return inv;
+        }
+    }
+
+    public boolean vaultExists(UUID holder, int number) {
+        YamlConfiguration playerFile = getPlayerVaultFile(holder);
+        return playerFile.contains("vault" + number);
+    }
+
+    /**
+     * Deletes a players vault.
+     *
+     * @param sender The sender of whom to send messages to.
+     * @param holder The vault holder.
+     * @param number The vault number.
+     *
+     * @throws IOException Uh oh!
+     */
+    public void deleteVault(CommandSender sender, UUID holder, int number) throws IOException {
+        String name = holder.toString();
+        File file = new File(directory + File.separator + name.toLowerCase() + ".yml");
+        if (!file.exists()) {
+            return;
+        }
+        FileConfiguration playerFile = YamlConfiguration.loadConfiguration(file);
+        if (file.exists()) {
+            playerFile.set("vault" + number, null);
+            playerFile.save(file);
+        }
+        OfflinePlayer player = Bukkit.getPlayer(holder);
+        if (player != null && sender.getName().equalsIgnoreCase(player.getName())) {
+            sender.sendMessage(Lang.TITLE.toString() + Lang.DELETE_VAULT.toString().replace("%v", String.valueOf(number)));
+        } else {
+            sender.sendMessage(Lang.TITLE.toString() + Lang.DELETE_OTHER_VAULT.toString().replace("%v", String.valueOf(number)).replaceAll("%p", player.getName()));
+        }
+    }
+
+    /**
+     * Get the holder's vault file. Create if doesn't exist.
+     *
+     * @param holder The vault holder.
+     *
+     * @return The holder's vault config file.
+     */
+    public YamlConfiguration getPlayerVaultFile(UUID holder) {
+        File folder = new File(directory);
+        if (!folder.exists()) {
+            folder.mkdir();
+        }
+        File file = new File(directory + File.separator + holder.toString() + ".yml");
+        if (!file.exists()) {
+            try {
+                file.createNewFile();
+            } catch (IOException e) {
+                // Who cares?
+            }
+        }
+        YamlConfiguration playerFile = YamlConfiguration.loadConfiguration(file);
+        return playerFile;
+    }
+
+    /**
+     * Save the players vault file.
+     *
+     * @param holder The vault holder of whose file to save.
+     * @param yaml The config to save.
+     *
+     * @throws IOException Uh oh!
+     */
+    public void saveFile(UUID holder, YamlConfiguration yaml) throws IOException {
+        File file = new File(directory + File.separator + holder.toString() + ".yml");
+        if (file.exists()) {
+            file.renameTo(new File(directory + File.separator + "backups" + File.separator + holder.toString() + ".yml"));
+        }
+        yaml.save(file);
+    }
+
+    /**
+     * Get the instance of this class.
+     *
+     * @return - instance of this class.
+     */
+    public static UUIDVaultManager getInstance() {
+        return instance;
+    }
+}
diff --git a/src/main/java/com/drtshock/playervaults/vaultmanagement/VaultManager.java b/src/main/java/com/drtshock/playervaults/vaultmanagement/VaultManager.java
index 84530c0..a622654 100644
--- a/src/main/java/com/drtshock/playervaults/vaultmanagement/VaultManager.java
+++ b/src/main/java/com/drtshock/playervaults/vaultmanagement/VaultManager.java
@@ -52,6 +52,7 @@ public class VaultManager {
      *
      * @throws IOException Uh oh!
      */
+    @Deprecated
     public void saveVault(Inventory inventory, String player, int number) throws IOException {
         int size = inventory.getSize();
         YamlConfiguration yaml = getPlayerVaultFile(player);
@@ -78,6 +79,7 @@ public class VaultManager {
      * @param holder The holder of the vault.
      * @param number The vault number.
      */
+    @Deprecated
     public Inventory loadOwnVault(String holder, int number, int size) {
         if (size % 9 != 0) {
             size = 54;
@@ -119,6 +121,7 @@ public class VaultManager {
      * @param holder The holder of the vault.
      * @param number The vault number.
      */
+    @Deprecated
     public Inventory loadOtherVault(String holder, int number, int size) {
         if (size % 9 != 0) {
             size = 54;
@@ -152,6 +155,7 @@ public class VaultManager {
      *
      * @return inventory if exists, otherwise null.
      */
+    @Deprecated
     private Inventory getInventory(YamlConfiguration playerFile, int size, int number) {
         List<String> data = new ArrayList<String>();
         for (int x = 0; x < size; x++) {
@@ -173,6 +177,7 @@ public class VaultManager {
      *
      * @return The inventory of the specified holder and vault number.
      */
+    @Deprecated
     public Inventory getVault(String holder, int number) {
         YamlConfiguration playerFile = getPlayerVaultFile(holder);
         List<String> data = playerFile.getStringList("vault" + number);
@@ -187,6 +192,7 @@ public class VaultManager {
         }
     }
 
+    @Deprecated
     public boolean vaultExists(String holder, int number) {
         YamlConfiguration playerFile = getPlayerVaultFile(holder);
         return playerFile.contains("vault" + number);
@@ -201,6 +207,7 @@ public class VaultManager {
      *
      * @throws IOException Uh oh!
      */
+    @Deprecated
     public void deleteVault(CommandSender sender, String holder, int number) throws IOException {
         String name = holder.toLowerCase();
         File file = new File(directory + File.separator + name.toLowerCase() + ".yml");
@@ -226,6 +233,7 @@ public class VaultManager {
      *
      * @return The holder's vault config file.
      */
+    @Deprecated
     public YamlConfiguration getPlayerVaultFile(String holder) {
         File folder = new File(directory);
         if (!folder.exists()) {
@@ -251,6 +259,7 @@ public class VaultManager {
      *
      * @throws IOException Uh oh!
      */
+    @Deprecated
     public void saveFile(String holder, YamlConfiguration yaml) throws IOException {
         File file = new File(directory + File.separator + holder.toLowerCase() + ".yml");
         if (file.exists()) {
diff --git a/src/main/java/com/drtshock/playervaults/vaultmanagement/VaultOperations.java b/src/main/java/com/drtshock/playervaults/vaultmanagement/VaultOperations.java
index a4d8f80..82ea767 100644
--- a/src/main/java/com/drtshock/playervaults/vaultmanagement/VaultOperations.java
+++ b/src/main/java/com/drtshock/playervaults/vaultmanagement/VaultOperations.java
@@ -16,10 +16,9 @@
  */
 package com.drtshock.playervaults.vaultmanagement;
 
-import com.drtshock.playervaults.PlayerVaults;
 import com.drtshock.playervaults.util.Lang;
-import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
+import org.bukkit.OfflinePlayer;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
@@ -55,7 +54,7 @@ public class VaultOperations {
      *
      * @return max size as integer. If no max size is set then it will default to 54.
      */
-    public static int getMaxVaultSize(Player player) {
+    public static int getMaxVaultSize(OfflinePlayer player) {
         if (player == null) {
             return 54;
         }
@@ -87,7 +86,7 @@ public class VaultOperations {
         }
         if (checkPerms(player, number)) {
             if (EconomyOperations.payToOpen(player, number)) {
-                Inventory inv = PlayerVaults.VM.loadOwnVault(player.getName(), number, getMaxVaultSize(player));
+                Inventory inv = UUIDVaultManager.getInstance().loadOwnVault(player, number, getMaxVaultSize(player));
                 player.openInventory(inv);
                 player.sendMessage(Lang.TITLE.toString() + Lang.OPEN_VAULT.toString().replace("%v", arg));
                 return true;
@@ -110,7 +109,7 @@ public class VaultOperations {
      *
      * @return Whether or not the player was allowed to open it.
      */
-    public static boolean openOtherVault(Player player, String holder, String arg) {
+    public static boolean openOtherVault(Player player, Player holder, String arg) {
         if (player.hasPermission("playervaults.admin")) {
             int number = 0;
             try {
@@ -121,12 +120,12 @@ public class VaultOperations {
             } catch (NumberFormatException nfe) {
                 player.sendMessage(Lang.TITLE.toString() + ChatColor.RED + Lang.MUST_BE_NUMBER);
             }
-            Inventory inv = PlayerVaults.VM.loadOtherVault(holder, number, getMaxVaultSize(Bukkit.getPlayerExact(holder)));
+            Inventory inv = UUIDVaultManager.getInstance().loadOtherVault(holder.getUniqueId(), number, getMaxVaultSize(holder));
             if (inv == null) {
                 player.sendMessage(Lang.TITLE.toString() + Lang.VAULT_DOES_NOT_EXIST.toString());
             } else {
                 player.openInventory(inv);
-                player.sendMessage(Lang.TITLE.toString() + Lang.OPEN_OTHER_VAULT.toString().replace("%v", arg).replace("%p", holder));
+                player.sendMessage(Lang.TITLE.toString() + Lang.OPEN_OTHER_VAULT.toString().replace("%v", arg).replace("%p", holder.getName()));
                 return true;
             }
         } else {
@@ -155,7 +154,7 @@ public class VaultOperations {
             }
             try {
                 if (EconomyOperations.refundOnDelete(player, number)) {
-                    PlayerVaults.VM.deleteVault(player, player.getName(), number);
+                    UUIDVaultManager.getInstance().deleteVault(player, player.getUniqueId(), number);
                 }
             } catch (IOException e) {
                 player.sendMessage(Lang.TITLE.toString() + Lang.DELETE_VAULT_ERROR);
@@ -172,7 +171,7 @@ public class VaultOperations {
      * @param holder The user to whom the deleted vault belongs.
      * @param arg The vault number to delete.
      */
-    public static void deleteOtherVault(CommandSender sender, String holder, String arg) {
+    public static void deleteOtherVault(CommandSender sender, Player holder, String arg) {
         if (sender.hasPermission("playervaults.delete")) {
             if (arg.matches("^[0-9]{1,2}$")) {
                 int number = 0;
@@ -186,7 +185,7 @@ public class VaultOperations {
                     sender.sendMessage(Lang.TITLE.toString() + ChatColor.RED + Lang.MUST_BE_NUMBER);
                 }
                 try {
-                    PlayerVaults.VM.deleteVault(sender, holder, number);
+                    UUIDVaultManager.getInstance().deleteVault(sender, holder.getUniqueId(), number);
                 } catch (IOException e) {
                     sender.sendMessage(Lang.TITLE.toString() + Lang.DELETE_VAULT_ERROR);
                 }