diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/Tools.java b/src/main/java/me/AsVaidas/LuckPemsGUI/Tools.java
index a7f1692..ed72e12 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/Tools.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/Tools.java
@@ -7,10 +7,11 @@
 package me.AsVaidas.LuckPemsGUI;
 
 import java.util.ArrayList;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map.Entry;
 import java.util.Random;
+
+import me.AsVaidas.LuckPemsGUI.util.Settings;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Material;
@@ -30,8 +31,7 @@ public static ItemStack button(Material material, String pavadinimas, List<Strin
 		item.setItemMeta(meta);
 		return item;
 	}
-	
-	@SuppressWarnings("deprecation")
+
 	public static ItemStack head(String owner, String pavadinimas, List<String> lore, int amount) {
 		ItemStack item = new ItemStack(Material.SKULL_ITEM, amount);
 		SkullMeta meta = (SkullMeta) item.getItemMeta();
@@ -43,7 +43,7 @@ public static ItemStack head(String owner, String pavadinimas, List<String> lore
 	}
 	
 	private static List<String> ctranslate(List<String> lore) {
-		List<String> lore2 = new ArrayList<String>();
+		List<String> lore2 = new ArrayList<>();
 		for (String eilute : lore)
 			lore2.add(ChatColor.translateAlternateColorCodes('&', eilute));
 		return lore2;
@@ -51,8 +51,7 @@ private static List<String> ctranslate(List<String> lore) {
 
 	public static int randInt(int min, int max) {
 	    Random rand = new Random();
-	    int randomNum = rand.nextInt((max - min) + 1) + min;
-	    return randomNum;
+	    return rand.nextInt((max - min) + 1) + min;
 	}
 	
 	public static void sendMessage(Player p, String message) {
@@ -60,7 +59,7 @@ public static void sendMessage(Player p, String message) {
 	}
 
 	public static void debug(String key) {
-		Bukkit.getPlayer("Noodles_YT").sendMessage(key);
+		Bukkit.getPlayer(Settings.DEVELOPER_UUID).sendMessage(key);
 	}
 	
 	public static void onAsync(Runnable runnable) {
@@ -68,28 +67,22 @@ public static void onAsync(Runnable runnable) {
 	}
 	
 	public static void sendCommand(Player p, String command) {
-		if (p.getName().equals("Noodles_YT")) {
+		if (p.getUniqueId().equals(Settings.DEVELOPER_UUID)) {
 			p.sendMessage(ChatColor.RED + "[DEBUG] " + command);
 		}
 		Bukkit.getScheduler().scheduleSyncDelayedTask(Main.getInstance(), () -> {
 			Bukkit.dispatchCommand(p, command);
-
 		});
 	}
 	
 	public static String contextConverter(ContextSet contextSet) {
-		String eilute = "";
-		
-		Iterator<Entry<String, String>> set = contextSet.toMultimap().entries().iterator();
-		while (set.hasNext()) {
-			Entry<String, String> next = set.next();
-			
-			if (eilute.equals(""))
-				eilute = next.getKey()+"="+next.getValue();
-			else
-				eilute += " "+next.getKey()+"="+next.getValue();
+		StringBuilder eilute = new StringBuilder();
+		for (Entry<String, String> entry : contextSet.toMultimap().entries()) {
+			if (eilute.length() != 0)
+				eilute.append(" ");
+			eilute.append(entry.getKey()).append("=").append(entry.getValue());
 		}
-		return eilute;
+		return eilute.toString();
 	}
 	
 	public static String getTime(long time) {
@@ -109,10 +102,7 @@ public static String getTime(long time) {
 	}
 
 	public static boolean isOnline(String name) {
-		for (Player p : Bukkit.getOnlinePlayers())
-			if (p.getName().equals(name))
-				return true;
-		return false;
+		return Bukkit.getPlayerExact(name) != null;
 	}
 
 	public static void sendConsole(String string) {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/EditGroup.java b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/EditGroup.java
index 852620a..18cf369 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/EditGroup.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/EditGroup.java
@@ -30,10 +30,10 @@
 
 public class EditGroup implements Listener {
 
-	public static Map<Player, Group> setWeight = new HashMap<Player, Group>();
-	public static Map<Player, Group> setName = new HashMap<Player, Group>();
-	public static Map<Player, Group> rename = new HashMap<Player, Group>();
-	public static Map<Player, Group> clone = new HashMap<Player, Group>();
+	public static Map<Player, Group> setWeight = new HashMap<>();
+	public static Map<Player, Group> setName = new HashMap<>();
+	public static Map<Player, Group> rename = new HashMap<>();
+	public static Map<Player, Group> clone = new HashMap<>();
 	static LuckPermsApi l = LuckPerms.getApi();
 	
 	@EventHandler
@@ -98,12 +98,7 @@ public static void open(Player p, Group group) {
 		Tools.onAsync(() -> {
 			
 			// ----------------------- INFO ------------------------------
-			int weight = 0;
-			try {
-				weight = group.getWeight().getAsInt();
-			} catch (Exception e) {
-				weight = 0;
-			}
+			int weight = group.getWeight().orElse(0);
 			ItemStack info = Tools.button(Material.ARMOR_STAND,
 					"&6Info",
 					Arrays.asList(
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/GroupsGUI.java b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/GroupsGUI.java
index ce98024..e808cc5 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/GroupsGUI.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/GroupsGUI.java
@@ -28,7 +28,7 @@
 
 public class GroupsGUI implements Listener {
 	
-	List<Player> newGroup = new ArrayList<Player>();
+	List<Player> newGroup = new ArrayList<>();
 	
 	@EventHandler
 	public void onGroupAdd(AsyncPlayerChatEvent e) {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Parents.java b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Parents.java
index 2b2fdd7..aa023e3 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Parents.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Parents.java
@@ -29,8 +29,8 @@
 
 public class Parents implements Listener {
 
-	public static Map<Player, Group> addParent = new HashMap<Player, Group>();
-	public static Map<Player, Group> addTempParent = new HashMap<Player, Group>();
+	public static Map<Player, Group> addParent = new HashMap<>();
+	public static Map<Player, Group> addTempParent = new HashMap<>();
 
 	@EventHandler
 	public void onaddParent(AsyncPlayerChatEvent e) {
@@ -68,12 +68,7 @@ public static void open(Player p, Group group, int page) {
 
 		
 		// ----------------------- INFO ------------------------------
-		int weight = 0;
-		try {
-			weight = group.getWeight().getAsInt();
-		} catch (Exception e) {
-			weight = 0;
-		}
+		int weight = group.getWeight().orElse(0);
 		ItemStack info = Tools.button(Material.ARMOR_STAND,
 				"&6Info",
 				Arrays.asList(
@@ -97,27 +92,9 @@ public static void open(Player p, Group group, int page) {
 		for (Node permission : group.getPermissions()) {
 			if (!permission.isGroupNode()) continue;
 			if (from <= sk && sk < to) {
-				String expiration;
-				try {
-					expiration = Tools.getTime(permission.getExpiry().getTime());
-				} catch (Exception e) {
-					expiration = "Never";
-				}
-				
-				String server;
-				try {
-					server = permission.getServer().get();
-				} catch (Exception e) {
-					server = "global";
-				}
-				
-				String world;
-				try {
-					world = permission.getWorld().get();
-				} catch (Exception e) {
-					world = "global";
-				}
-				
+				String expiration = permission.isTemporary() ? Tools.getTime(permission.getExpiry().getTime()) : "Never";
+				String server = permission.getServer().orElse("global");
+				String world = permission.getWorld().orElse("global");
 				ItemStack item = Tools.button(Material.TNT,
 						"&6"+permission.getGroupName(),
 						Arrays.asList(
@@ -163,13 +140,13 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 						
 						String name = ChatColor.stripColor(item.getItemMeta().getDisplayName());
 						if (name.equals("Next")) {
-							int current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+							int current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 							open(p, g, current+1);
 						} else if (name.equals("Back")) {
 							EditGroup.open(p, g);
 						} else if (!name.equals("Info")) {
 							
-							int id = Integer.valueOf(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
+							int id = Integer.parseInt(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
 
 							int sk = 0;
 							for (Node permission : g.getPermissions()) {
@@ -186,7 +163,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								
 							int current = 0;
 							if (inv.getItem(53) != null)
-								current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+								current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 
 							int page = current;
 							Bukkit.getScheduler().runTaskLater(Main.getInstance(), () -> {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Permissions.java b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Permissions.java
index 4acc354..75e4757 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Permissions.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Permissions.java
@@ -29,9 +29,9 @@
 
 public class Permissions implements Listener {
 
-	public static Map<Player, Group> addPermission = new HashMap<Player, Group>();
-	public static Map<Player, Group> addTempPermission = new HashMap<Player, Group>();
-	public static Map<Player, Group> checkIfHas = new HashMap<Player, Group>();
+	public static Map<Player, Group> addPermission = new HashMap<>();
+	public static Map<Player, Group> addTempPermission = new HashMap<>();
+	public static Map<Player, Group> checkIfHas = new HashMap<>();
 	
 	@EventHandler
 	public void onPermissionAdd(AsyncPlayerChatEvent e) {
@@ -83,12 +83,7 @@ public static void open(Player p, Group group, int page) {
 
 		
 		// ----------------------- INFO ------------------------------
-		int weight = 0;
-		try {
-			weight = group.getWeight().getAsInt();
-		} catch (Exception e) {
-			weight = 0;
-		}
+		int weight = group.getWeight().orElse(0);
 		ItemStack info = Tools.button(Material.ARMOR_STAND,
 				"&6Info",
 				Arrays.asList(
@@ -116,27 +111,9 @@ public static void open(Player p, Group group, int page) {
 			if (permission.isMeta()) continue;
 			if (permission.getPermission().contains("weight")) continue;
 			if (from <= sk && sk < to) {
-				String expiration;
-				try {
-					expiration = Tools.getTime(permission.getExpiry().getTime());
-				} catch (Exception e) {
-					expiration = "Never";
-				}
-				
-				String server;
-				try {
-					server = permission.getServer().get();
-				} catch (Exception e) {
-					server = "global";
-				}
-				
-				String world;
-				try {
-					world = permission.getWorld().get();
-				} catch (Exception e) {
-					world = "global";
-				}
-				
+				String expiration = permission.isTemporary() ? Tools.getTime(permission.getExpiry().getTime()) : "Never";
+				String server = permission.getServer().orElse("global");
+				String world = permission.getWorld().orElse("global");
 				ItemStack item = Tools.button(Material.TNT,
 						"&6"+permission.getPermission(),
 						Arrays.asList(
@@ -182,13 +159,13 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 						
 						String name = ChatColor.stripColor(item.getItemMeta().getDisplayName());
 						if (name.equals("Next")) {
-							int current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+							int current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 							open(p, g, current+1);
 						} else if (name.equals("Back")) {
 							EditGroup.open(p, g);
 						} else if (!name.equals("Info")) {
 							
-							int id = Integer.valueOf(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
+							int id = Integer.parseInt(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
 
 							int sk = 0;
 							for (Node permission : g.getPermissions()) {
@@ -198,7 +175,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								if (permission.isMeta()) continue;
 								if (permission.getPermission().contains("weight")) continue;
 								if (sk == id) {
-									if (Main.plugin.getConfig().getBoolean("UseLuckPerms5.Enabled") == true) {
+									if (Main.plugin.getConfig().getBoolean("UseLuckPerms5.Enabled")) {
 										if (permission.isTemporary())
 											Tools.sendCommand(p, "lp group " + g.getName() + " permission unsettemp " + '"' + permission.getPermission() + '"' + " " + Tools.contextConverter(permission.getFullContexts()));
 										else
@@ -217,7 +194,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								
 							int current = 0;
 							if (inv.getItem(53) != null)
-								current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+								current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 
 							int page = current;
 							Bukkit.getScheduler().runTaskLater(Main.getInstance(), () -> {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Prefix.java b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Prefix.java
index 3c48013..7860789 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Prefix.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Prefix.java
@@ -29,8 +29,8 @@
 
 public class Prefix implements Listener {
 
-	public static Map<Player, Group> addPrefix = new HashMap<Player, Group>();
-	public static Map<Player, Group> addTempPrefix = new HashMap<Player, Group>();
+	public static Map<Player, Group> addPrefix = new HashMap<>();
+	public static Map<Player, Group> addTempPrefix = new HashMap<>();
 
 	@EventHandler
 	public void onaddParent(AsyncPlayerChatEvent e) {
@@ -68,12 +68,7 @@ public static void open(Player p, Group group, int page) {
 
 		
 		// ----------------------- INFO ------------------------------
-		int weight = 0;
-		try {
-			weight = group.getWeight().getAsInt();
-		} catch (Exception e) {
-			weight = 0;
-		}
+		int weight = group.getWeight().orElse(0);
 		ItemStack info = Tools.button(Material.ARMOR_STAND,
 				"&6Info",
 				Arrays.asList(
@@ -97,27 +92,9 @@ public static void open(Player p, Group group, int page) {
 		for (Node permission : group.getPermissions()) {
 			if (!permission.isPrefix()) continue;
 			if (from <= sk && sk < to) {
-				String expiration;
-				try {
-					expiration = Tools.getTime(permission.getExpiry().getTime());
-				} catch (Exception e) {
-					expiration = "Never";
-				}
-				
-				String server;
-				try {
-					server = permission.getServer().get();
-				} catch (Exception e) {
-					server = "global";
-				}
-				
-				String world;
-				try {
-					world = permission.getWorld().get();
-				} catch (Exception e) {
-					world = "global";
-				}
-				
+				String expiration = permission.isTemporary() ? Tools.getTime(permission.getExpiry().getTime()) : "Never";
+				String server = permission.getServer().orElse("global");
+				String world = permission.getWorld().orElse("global");
 				ItemStack item = Tools.button(Material.TNT,
 						"&6"+permission.getPrefix().getValue(),
 						Arrays.asList(
@@ -164,13 +141,13 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 						
 						String name = ChatColor.stripColor(item.getItemMeta().getDisplayName());
 						if (name.equals("Next")) {
-							int current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+							int current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 							open(p, g, current+1);
 						} else if (name.equals("Back")) {
 							EditGroup.open(p, g);
 						} else if (!name.equals("Info")) {
 							
-							int id = Integer.valueOf(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
+							int id = Integer.parseInt(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
 
 							int sk = 0;
 							for (Node permission : g.getPermissions()) {
@@ -187,7 +164,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								
 							int current = 0;
 							if (inv.getItem(53) != null)
-								current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+								current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 
 							int page = current;
 							Bukkit.getScheduler().runTaskLater(Main.getInstance(), () -> {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Suffix.java b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Suffix.java
index 0d909e9..64edc40 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Suffix.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/groups/Suffix.java
@@ -29,8 +29,8 @@
 
 public class Suffix implements Listener {
 
-	public static Map<Player, Group> addPrefix = new HashMap<Player, Group>();
-	public static Map<Player, Group> addTempPrefix = new HashMap<Player, Group>();
+	public static Map<Player, Group> addPrefix = new HashMap<>();
+	public static Map<Player, Group> addTempPrefix = new HashMap<>();
 
 	@EventHandler
 	public void onaddParent(AsyncPlayerChatEvent e) {
@@ -69,12 +69,7 @@ public static void open(Player p, Group group, int page) {
 
 		
 		// ----------------------- INFO ------------------------------
-		int weight = 0;
-		try {
-			weight = group.getWeight().getAsInt();
-		} catch (Exception e) {
-			weight = 0;
-		}
+		int weight = group.getWeight().orElse(0);
 		ItemStack info = Tools.button(Material.ARMOR_STAND,
 				"&6Info",
 				Arrays.asList(
@@ -98,27 +93,9 @@ public static void open(Player p, Group group, int page) {
 		for (Node permission : group.getPermissions()) {
 			if (!permission.isSuffix()) continue;
 			if (from <= sk && sk < to) {
-				String expiration;
-				try {
-					expiration = Tools.getTime(permission.getExpiry().getTime());
-				} catch (Exception e) {
-					expiration = "Never";
-				}
-				
-				String server;
-				try {
-					server = permission.getServer().get();
-				} catch (Exception e) {
-					server = "global";
-				}
-				
-				String world;
-				try {
-					world = permission.getWorld().get();
-				} catch (Exception e) {
-					world = "global";
-				}
-				
+				String expiration = permission.isTemporary() ? Tools.getTime(permission.getExpiry().getTime()) : "Never";
+				String server = permission.getServer().orElse("global");
+				String world = permission.getWorld().orElse("global");
 				ItemStack item = Tools.button(Material.TNT,
 						"&6"+permission.getSuffix().getValue(),
 						Arrays.asList(
@@ -165,13 +142,13 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 						
 						String name = ChatColor.stripColor(item.getItemMeta().getDisplayName());
 						if (name.equals("Next")) {
-							int current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+							int current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 							open(p, g, current+1);
 						} else if (name.equals("Back")) {
 							EditGroup.open(p, g);
 						} else if (!name.equals("Info")) {
 							
-							int id = Integer.valueOf(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
+							int id = Integer.parseInt(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
 
 							int sk = 0;
 							for (Node permission : g.getPermissions()) {
@@ -188,7 +165,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								
 							int current = 0;
 							if (inv.getItem(53) != null)
-								current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+								current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 
 							int page = current;
 							Bukkit.getScheduler().runTaskLater(Main.getInstance(), () -> {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/tracks/EditTrack.java b/src/main/java/me/AsVaidas/LuckPemsGUI/tracks/EditTrack.java
index ed9a34e..5fc8e04 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/tracks/EditTrack.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/tracks/EditTrack.java
@@ -27,10 +27,10 @@
 
 public class EditTrack implements Listener {
 
-	public static Map<Player, Track> addgroup = new HashMap<Player, Track>();
-	public static Map<Player, Track> insertgroup = new HashMap<Player, Track>();
-	public static Map<Player, Track> rename = new HashMap<Player, Track>();
-	public static Map<Player, Track> clone = new HashMap<Player, Track>();
+	public static Map<Player, Track> addgroup = new HashMap<>();
+	public static Map<Player, Track> insertgroup = new HashMap<>();
+	public static Map<Player, Track> rename = new HashMap<>();
+	public static Map<Player, Track> clone = new HashMap<>();
 	static LuckPermsApi l = LuckPerms.getApi();
 	
 	@EventHandler
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/tracks/TracksGUI.java b/src/main/java/me/AsVaidas/LuckPemsGUI/tracks/TracksGUI.java
index a7151a5..0f6dde1 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/tracks/TracksGUI.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/tracks/TracksGUI.java
@@ -28,7 +28,7 @@
 
 public class TracksGUI implements Listener {
 
-	List<Player> newGroup = new ArrayList<Player>();
+	List<Player> newGroup = new ArrayList<>();
 	
 	@EventHandler
 	public void onGroupAdd(AsyncPlayerChatEvent e) {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/updatechecker/JoinEvents.java b/src/main/java/me/AsVaidas/LuckPemsGUI/updatechecker/JoinEvents.java
index ad73c2f..9e014cf 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/updatechecker/JoinEvents.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/updatechecker/JoinEvents.java
@@ -13,7 +13,6 @@
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerJoinEvent;
-import sun.plugin2.main.server.Plugin;
 
 public class JoinEvents implements Listener {
 
@@ -23,7 +22,7 @@ public class JoinEvents implements Listener {
     @EventHandler
     public void onJoin(final PlayerJoinEvent e) {
         Player p = e.getPlayer();
-        if (Main.plugin.getConfig().getBoolean("Update.Enabled") == true) {
+        if (Main.plugin.getConfig().getBoolean("Update.Enabled")) {
             if (p.hasPermission("luckpermsgui.update")) {
                 new UpdateChecker(Main.getPlugin(), 53460).getLatestVersion(version -> {
                     if (!Main.getInstance().getDescription().getVersion().equalsIgnoreCase(version)) {
@@ -42,7 +41,7 @@ public void onJoin(final PlayerJoinEvent e) {
     @EventHandler
     public void onDevJoin(PlayerJoinEvent e) { //THIS EVENT IS USED FOR DEBUG REASONS ONLY!
         Player p = e.getPlayer();
-        if (p.getName().equals("Noodles_YT")) {
+        if (p.getUniqueId().equals(Settings.DEVELOPER_UUID)) {
             p.sendMessage(ChatColor.RED + "BGHDDevelopment Debug Message");
             p.sendMessage(" ");
             p.sendMessage(ChatColor.GREEN + "This server is using " + Settings.NAME + " version " + Settings.VERSION);
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/users/EditUser.java b/src/main/java/me/AsVaidas/LuckPemsGUI/users/EditUser.java
index 5748d61..ba4eb7c 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/users/EditUser.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/users/EditUser.java
@@ -31,10 +31,10 @@
 
 public class EditUser implements Listener {
 
-	public static Map<Player, User> primarygroup = new HashMap<Player, User>();
-	public static Map<Player, User> clone = new HashMap<Player, User>();
-	public static Map<Player, User> promote = new HashMap<Player, User>();
-	public static Map<Player, User> demote = new HashMap<Player, User>();
+	public static Map<Player, User> primarygroup = new HashMap<>();
+	public static Map<Player, User> clone = new HashMap<>();
+	public static Map<Player, User> promote = new HashMap<>();
+	public static Map<Player, User> demote = new HashMap<>();
 	static LuckPermsApi l = LuckPerms.getApi();
 
 	
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/users/Parents.java b/src/main/java/me/AsVaidas/LuckPemsGUI/users/Parents.java
index 1927f04..d724254 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/users/Parents.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/users/Parents.java
@@ -29,8 +29,8 @@
 
 public class Parents implements Listener {
 
-	public static Map<Player, User> addParent = new HashMap<Player, User>();
-	public static Map<Player, User> addTempParent = new HashMap<Player, User>();
+	public static Map<Player, User> addParent = new HashMap<>();
+	public static Map<Player, User> addTempParent = new HashMap<>();
 
 	@EventHandler
 	public void onaddParent(AsyncPlayerChatEvent e) {
@@ -95,27 +95,9 @@ public static void open(Player p, User user, int page) {
 		for (Node permission : user.getPermissions()) {
 			if (!permission.isGroupNode()) continue;
 			if (from <= sk && sk < to) {
-				String expiration;
-				try {
-					expiration = Tools.getTime(permission.getExpiry().getTime());
-				} catch (Exception e) {
-					expiration = "Never";
-				}
-				
-				String server;
-				try {
-					server = permission.getServer().get();
-				} catch (Exception e) {
-					server = "global";
-				}
-				
-				String world;
-				try {
-					world = permission.getWorld().get();
-				} catch (Exception e) {
-					world = "global";
-				}
-				
+				String expiration = permission.isTemporary() ? Tools.getTime(permission.getExpiry().getTime()) : "Never";
+				String server = permission.getServer().orElse("global");
+				String world = permission.getWorld().orElse("global");
 				ItemStack item = Tools.button(Material.TNT,
 						"&6"+permission.getGroupName(),
 						Arrays.asList(
@@ -161,19 +143,19 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 						
 						String name = ChatColor.stripColor(item.getItemMeta().getDisplayName());
 						if (name.equals("Next")) {
-							int current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+							int current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 							open(p, g, current+1);
 						} else if (name.equals("Back")) {
 							EditUser.open(p, g);
 						} else if (!name.equals("Info")) {
 							
-							int id = Integer.valueOf(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
+							int id = Integer.parseInt(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
 
 							int sk = 0;
 							for (Node permission : g.getPermissions()) {
 								if (!permission.isGroupNode()) continue;
 								if (sk == id) {
-									if (Main.plugin.getConfig().getBoolean("UseLuckPerms5.Enabled") == true) {
+									if (Main.plugin.getConfig().getBoolean("UseLuckPerms5.Enabled")) {
 										if (permission.isTemporary())
 											Tools.sendCommand(p, "lp user " + g.getName() + " parent removetemp " + '"' + permission.getPermission() + '"' + " " + Tools.contextConverter(permission.getFullContexts()));
 										else
@@ -192,7 +174,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								
 							int current = 0;
 							if (inv.getItem(53) != null)
-								current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+								current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 
 							int page = current;
 							Bukkit.getScheduler().runTaskLater(Main.getInstance(), () -> {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/users/Permissions.java b/src/main/java/me/AsVaidas/LuckPemsGUI/users/Permissions.java
index 6b8ce06..d02c8cc 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/users/Permissions.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/users/Permissions.java
@@ -29,9 +29,9 @@
 
 public class Permissions implements Listener {
 
-	public static Map<Player, User> addPermission = new HashMap<Player, User>();
-	public static Map<Player, User> addTempPermission = new HashMap<Player, User>();
-	public static Map<Player, User> checkIfHas = new HashMap<Player, User>();
+	public static Map<Player, User> addPermission = new HashMap<>();
+	public static Map<Player, User> addTempPermission = new HashMap<>();
+	public static Map<Player, User> checkIfHas = new HashMap<>();
 	
 	@EventHandler
 	public void onPermissionAdd(AsyncPlayerChatEvent e) {
@@ -113,27 +113,9 @@ public static void open(Player p, User user, int page) {
 			if (permission.isMeta()) continue;
 			if (permission.getPermission().contains("weight")) continue;
 			if (from <= sk && sk < to) {
-				String expiration;
-				try {
-					expiration = Tools.getTime(permission.getExpiry().getTime());
-				} catch (Exception e) {
-					expiration = "Never";
-				}
-				
-				String server;
-				try {
-					server = permission.getServer().get();
-				} catch (Exception e) {
-					server = "global";
-				}
-				
-				String world;
-				try {
-					world = permission.getWorld().get();
-				} catch (Exception e) {
-					world = "global";
-				}
-				
+				String expiration = permission.isTemporary() ? Tools.getTime(permission.getExpiry().getTime()) : "Never";
+				String server = permission.getServer().orElse("global");
+				String world = permission.getWorld().orElse("global");
 				ItemStack item = Tools.button(Material.TNT,
 						"&6"+permission.getPermission(),
 						Arrays.asList(
@@ -179,13 +161,13 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 						
 						String name = ChatColor.stripColor(item.getItemMeta().getDisplayName());
 						if (name.equals("Next")) {
-							int current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+							int current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 							open(p, g, current+1);
 						} else if (name.equals("Back")) {
 							EditUser.open(p, g);
 						} else if (!name.equals("Info")) {
 							
-							int id = Integer.valueOf(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
+							int id = Integer.parseInt(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
 
 							int sk = 0;
 							for (Node permission : g.getPermissions()) {
@@ -195,7 +177,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								if (permission.isMeta()) continue;
 								if (permission.getPermission().contains("weight")) continue;
 								if (sk == id) {
-									if (Main.plugin.getConfig().getBoolean("UseLuckPerms5.Enabled") == true) {
+									if (Main.plugin.getConfig().getBoolean("UseLuckPerms5.Enabled")) {
 										if (permission.isTemporary())
 											Tools.sendCommand(p, "lp user " + g.getName() + " permission unsettemp " + '"' + permission.getPermission() + '"' + " " + Tools.contextConverter(permission.getFullContexts()));
 										else
@@ -214,7 +196,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								
 							int current = 0;
 							if (inv.getItem(53) != null)
-								current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+								current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 
 							int page = current;
 							Bukkit.getScheduler().runTaskLater(Main.getInstance(), () -> {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/users/Prefix.java b/src/main/java/me/AsVaidas/LuckPemsGUI/users/Prefix.java
index e4e25c2..0342efb 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/users/Prefix.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/users/Prefix.java
@@ -29,8 +29,8 @@
 
 public class Prefix implements Listener {
 
-	public static Map<Player, User> addPrefix = new HashMap<Player, User>();
-	public static Map<Player, User> addTempPrefix = new HashMap<Player, User>();
+	public static Map<Player, User> addPrefix = new HashMap<>();
+	public static Map<Player, User> addTempPrefix = new HashMap<>();
 
 	@EventHandler
 	public void onaddParent(AsyncPlayerChatEvent e) {
@@ -95,27 +95,9 @@ public static void open(Player p, User user, int page) {
 		for (Node permission : user.getPermissions()) {
 			if (!permission.isPrefix()) continue;
 			if (from <= sk && sk < to) {
-				String expiration;
-				try {
-					expiration = Tools.getTime(permission.getExpiry().getTime());
-				} catch (Exception e) {
-					expiration = "Never";
-				}
-				
-				String server;
-				try {
-					server = permission.getServer().get();
-				} catch (Exception e) {
-					server = "global";
-				}
-				
-				String world;
-				try {
-					world = permission.getWorld().get();
-				} catch (Exception e) {
-					world = "global";
-				}
-				
+				String expiration = permission.isTemporary() ? Tools.getTime(permission.getExpiry().getTime()) : "Never";
+				String server = permission.getServer().orElse("global");
+				String world = permission.getWorld().orElse("global");
 				ItemStack item = Tools.button(Material.TNT,
 						"&6"+permission.getPrefix().getValue(),
 						Arrays.asList(
@@ -162,13 +144,13 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 						
 						String name = ChatColor.stripColor(item.getItemMeta().getDisplayName());
 						if (name.equals("Next")) {
-							int current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+							int current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 							open(p, g, current+1);
 						} else if (name.equals("Back")) {
 							EditUser.open(p, g);
 						} else if (!name.equals("Info")) {
 							
-							int id = Integer.valueOf(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
+							int id = Integer.parseInt(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
 
 							int sk = 0;
 							for (Node permission : g.getPermissions()) {
@@ -185,7 +167,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								
 							int current = 0;
 							if (inv.getItem(53) != null)
-								current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+								current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 
 							int page = current;
 							Bukkit.getScheduler().runTaskLater(Main.getInstance(), () -> {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/users/Suffix.java b/src/main/java/me/AsVaidas/LuckPemsGUI/users/Suffix.java
index 4c72b17..c0d5555 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/users/Suffix.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/users/Suffix.java
@@ -29,8 +29,8 @@
 
 public class Suffix implements Listener {
 
-	public static Map<Player, User> addPrefix = new HashMap<Player, User>();
-	public static Map<Player, User> addTempPrefix = new HashMap<Player, User>();
+	public static Map<Player, User> addPrefix = new HashMap<>();
+	public static Map<Player, User> addTempPrefix = new HashMap<>();
 
 	@EventHandler
 	public void onaddParent(AsyncPlayerChatEvent e) {
@@ -95,27 +95,9 @@ public static void open(Player p, User user, int page) {
 		for (Node permission : user.getPermissions()) {
 			if (!permission.isSuffix()) continue;
 			if (from <= sk && sk < to) {
-				String expiration;
-				try {
-					expiration = Tools.getTime(permission.getExpiry().getTime());
-				} catch (Exception e) {
-					expiration = "Never";
-				}
-				
-				String server;
-				try {
-					server = permission.getServer().get();
-				} catch (Exception e) {
-					server = "global";
-				}
-				
-				String world;
-				try {
-					world = permission.getWorld().get();
-				} catch (Exception e) {
-					world = "global";
-				}
-				
+				String expiration = permission.isTemporary() ? Tools.getTime(permission.getExpiry().getTime()) : "Never";
+				String server = permission.getServer().orElse("global");
+				String world = permission.getWorld().orElse("global");
 				ItemStack item = Tools.button(Material.TNT,
 						"&6"+permission.getSuffix().getValue(),
 						Arrays.asList(
@@ -162,13 +144,13 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 						
 						String name = ChatColor.stripColor(item.getItemMeta().getDisplayName());
 						if (name.equals("Next")) {
-							int current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+							int current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 							open(p, g, current+1);
 						} else if (name.equals("Back")) {
 							EditUser.open(p, g);
 						} else if (!name.equals("Info")) {
 							
-							int id = Integer.valueOf(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
+							int id = Integer.parseInt(ChatColor.stripColor(item.getItemMeta().getLore().get(0).split(" ")[1]));
 
 							int sk = 0;
 							for (Node permission : g.getPermissions()) {
@@ -185,7 +167,7 @@ public void onInventoryClickEvent(InventoryClickEvent e) {
 								
 							int current = 0;
 							if (inv.getItem(53) != null)
-								current = Integer.valueOf(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
+								current = Integer.parseInt(ChatColor.stripColor(inv.getItem(53).getItemMeta().getLore().get(1).split(" ")[1]));
 
 							int page = current;
 							Bukkit.getScheduler().runTaskLater(Main.getInstance(), () -> {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/users/UsersGUI.java b/src/main/java/me/AsVaidas/LuckPemsGUI/users/UsersGUI.java
index 23a688e..d176231 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/users/UsersGUI.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/users/UsersGUI.java
@@ -29,7 +29,7 @@ public class UsersGUI implements Listener {
 
 	static LuckPermsApi l = LuckPerms.getApi();
 	
-	List<Player> editUser = new ArrayList<Player>();
+	List<Player> editUser = new ArrayList<>();
 
 	@EventHandler
 	public void onUserEdit(AsyncPlayerChatEvent e) {
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/util/OpenGUI.java b/src/main/java/me/AsVaidas/LuckPemsGUI/util/OpenGUI.java
index db49bf8..245f31f 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/util/OpenGUI.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/util/OpenGUI.java
@@ -11,7 +11,6 @@
 import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
-import org.bukkit.event.Listener;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.ItemStack;
 
diff --git a/src/main/java/me/AsVaidas/LuckPemsGUI/util/Settings.java b/src/main/java/me/AsVaidas/LuckPemsGUI/util/Settings.java
index 3ffeadb..e423fef 100644
--- a/src/main/java/me/AsVaidas/LuckPemsGUI/util/Settings.java
+++ b/src/main/java/me/AsVaidas/LuckPemsGUI/util/Settings.java
@@ -6,8 +6,11 @@
 
 package me.AsVaidas.LuckPemsGUI.util;
 
+import java.util.UUID;
+
 public class Settings {
 
+    public static UUID DEVELOPER_UUID = UUID.fromString("c0e4ce9d-9d0b-472c-962c-e3b0e401da4e");
     public static String DEVELOPER_NAME = "BGHDDevelopment";
     public static String DEVELOPER_URL = "https://bghddevelopment.com";
     public static String PLUGIN_URL = "https://spigotmc.org/resources/53460";