diff --git a/src/main/java/cn/citycraft/AuthMe/commands/RegisterCommand.java b/src/main/java/cn/citycraft/AuthMe/commands/RegisterCommand.java
index bf98850..585b926 100644
--- a/src/main/java/cn/citycraft/AuthMe/commands/RegisterCommand.java
+++ b/src/main/java/cn/citycraft/AuthMe/commands/RegisterCommand.java
@@ -23,7 +23,7 @@ public class RegisterCommand implements CommandExecutor {
 	@Override
 	public boolean onCommand(final CommandSender sender, final Command cmnd, final String label, final String[] args) {
 		if (!(sender instanceof Player)) {
-			sender.sendMessage("Player Only! Use 'authme register <playername> <password>' instead");
+			sender.sendMessage("控制台请使用 'authme register <playername> <password>' 注册玩家");
 			return true;
 		}
 		final Player player = (Player) sender;
diff --git a/src/main/java/cn/citycraft/AuthMe/listener/AuthMePlayerListener.java b/src/main/java/cn/citycraft/AuthMe/listener/AuthMePlayerListener.java
index 5438220..7dac62d 100644
--- a/src/main/java/cn/citycraft/AuthMe/listener/AuthMePlayerListener.java
+++ b/src/main/java/cn/citycraft/AuthMe/listener/AuthMePlayerListener.java
@@ -411,11 +411,10 @@ public class AuthMePlayerListener implements Listener {
 	@EventHandler(priority = EventPriority.HIGHEST)
 	public void onPreLogin(final AsyncPlayerPreLoginEvent event) {
 		final String name = event.getName().toLowerCase();
-		final Player player = Bukkit.getServer().getPlayer(name);
+		final Player player = Bukkit.getServer().getPlayerExact(name);
 		if (player == null) {
 			return;
 		}
-
 		// Check if forceSingleSession is set to true, so kick player that has
 		// joined with same nick of online player
 		if (Settings.isForceSingleSessionEnabled && plugin.dataManager.isOnline(player, name)) {
diff --git a/src/main/java/cn/citycraft/AuthMe/process/Management.java b/src/main/java/cn/citycraft/AuthMe/process/Management.java
index fbad281..c942a6f 100644
--- a/src/main/java/cn/citycraft/AuthMe/process/Management.java
+++ b/src/main/java/cn/citycraft/AuthMe/process/Management.java
@@ -14,7 +14,7 @@ import cn.citycraft.AuthMe.security.RandomString;
 import cn.citycraft.AuthMe.settings.Settings;
 
 /**
- * 
+ *
  * @authors Xephi59,
  *          <a href="http://dev.bukkit.org/profiles/Possible/">Possible</a>
  *
@@ -25,25 +25,22 @@ public class Management {
 	public AuthMe plugin;
 	public PluginManager pm;
 
-	public Management(AuthMe plugin) {
+	public Management(final AuthMe plugin) {
 		this.plugin = plugin;
 		this.pm = plugin.getServer().getPluginManager();
 	}
 
 	public void performJoin(final Player player) {
 		Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
-
 			@Override
 			public void run() {
 				new AsyncronousJoin(player, plugin, plugin.database).process();
 			}
-
 		});
 	}
 
 	public void performLogin(final Player player, final String password, final boolean forceLogin) {
 		Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
-
 			@Override
 			public void run() {
 				new AsyncronousLogin(player, password, forceLogin, plugin, plugin.database).process();
@@ -53,7 +50,6 @@ public class Management {
 
 	public void performLogout(final Player player) {
 		Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
-
 			@Override
 			public void run() {
 				new AsyncronousLogout(player, plugin, plugin.database).process();
@@ -63,7 +59,6 @@ public class Management {
 
 	public void performQuit(final Player player, final boolean isKick) {
 		Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
-
 			@Override
 			public void run() {
 				new AsyncronousQuit(player, plugin, plugin.database, isKick).process();
@@ -74,7 +69,6 @@ public class Management {
 
 	public void performRegister(final Player player, final String password, final String email) {
 		Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
-
 			@Override
 			public void run() {
 				new AsyncronousRegister(player, password, email, plugin, plugin.database).process();
diff --git a/src/main/java/cn/citycraft/AuthMe/process/register/AsyncronousRegister.java b/src/main/java/cn/citycraft/AuthMe/process/register/AsyncronousRegister.java
index 975c30f..1e53b0d 100644
--- a/src/main/java/cn/citycraft/AuthMe/process/register/AsyncronousRegister.java
+++ b/src/main/java/cn/citycraft/AuthMe/process/register/AsyncronousRegister.java
@@ -28,7 +28,7 @@ public class AsyncronousRegister {
 	public AsyncronousRegister(final Player player, final String password, final String email, final AuthMe plugin, final DataSource data) {
 		this.player = player;
 		this.password = password;
-		name = player.getName().toLowerCase();
+		this.name = player.getName().toLowerCase();
 		this.email = email;
 		this.plugin = plugin;
 		this.database = data;
@@ -120,44 +120,31 @@ public class AsyncronousRegister {
 		if (PlayerCache.getInstance().isAuthenticated(name)) {
 			m.send(player, "logged_in");
 			allowRegister = false;
-		}
-
-		else if (!Settings.isRegistrationEnabled) {
+		} else if (!Settings.isRegistrationEnabled) {
 			m.send(player, "reg_disabled");
 			allowRegister = false;
-		}
-
-		else if (lowpass.contains("delete") || lowpass.contains("where") || lowpass.contains("insert") || lowpass.contains("modify") || lowpass.contains("from") || lowpass.contains("select")
+		} else if (lowpass.contains("delete") || lowpass.contains("where") || lowpass.contains("insert") || lowpass.contains("modify") || lowpass.contains("from") || lowpass.contains("select")
 				|| lowpass.contains(";") || lowpass.contains("null") || !lowpass.matches(Settings.getPassRegex)) {
 			m.send(player, "password_error");
 			allowRegister = false;
-		}
-
-		else if (lowpass.equalsIgnoreCase(player.getName())) {
+		} else if (lowpass.equalsIgnoreCase(player.getName())) {
 			m.send(player, "password_error_nick");
 			allowRegister = false;
-		}
-
-		else if (password.length() < Settings.getPasswordMinLen || password.length() > Settings.passwordMaxLength) {
+		} else if (password.length() < Settings.getPasswordMinLen || password.length() > Settings.passwordMaxLength) {
 			m.send(player, "pass_len");
 			allowRegister = false;
-		}
-
-		else if (!Settings.unsafePasswords.isEmpty() && Settings.unsafePasswords.contains(password.toLowerCase())) {
+		} else if (!Settings.unsafePasswords.isEmpty() && Settings.unsafePasswords.contains(password.toLowerCase())) {
 			m.send(player, "password_error_unsafe");
 			allowRegister = false;
 		} else if (database.isAuthAvailable(name)) {
 			m.send(player, "user_regged");
 			allowRegister = false;
-		}
-
-		else if (Settings.getmaxRegPerIp > 0) {
+		} else if (Settings.getmaxRegPerIp > 0) {
 			if (!plugin.authmePermissible(player, "authme.allow2accounts") && database.getAllAuthsByIp(getIp()).size() >= Settings.getmaxRegPerIp && !getIp().equalsIgnoreCase("127.0.0.1")
 					&& !getIp().equalsIgnoreCase("localhost")) {
 				m.send(player, "max_reg");
 				allowRegister = false;
 			}
 		}
-
 	}
 }