Unhandled exception

If i write the 2 commands in my plugin with 0 args it works, but if i write the commands with 1 args then he go in error, this is the log when i write the commands with 1 args

Code:

[20:36:57] [Server thread/INFO]: IlBmdiquartiere issued server command: /unfreeze a
[20:36:57] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'unfreeze' in plugin plugin v1.0
    at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:641) ~[spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1385) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1220) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) [?:?]
    at java.util.concurrent.FutureTask.run(FutureTask.java:264) [?:?]
    at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:747) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:405) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:678) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:576) [spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    at java.lang.Thread.run(Thread.java:834) [?:?]
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 1 out of bounds for length 1
    at me.unfreeze.onCommand(unfreeze.java:20) ~[?:?]
    at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot-1.12.jar:git-Spigot-596221b-9a1fc1e]
    ... 15 more

And this is the code

(unfreeze)

Code:

package me;import org.bukkit.Bukkit;
import org.bukkit.OfflinePlayer;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
public class unfreeze implements CommandExecutor {

@Override
public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {

Player p = (Player) sender;
if (cmd.getName().equalsIgnoreCase("unfreeze")) {
if (sender instanceof Player) {
if (p.hasPermission("tools.unfreeze")) {
if (args.length == 1) {
if (args[1] != p.getName()) {

Player target = Bukkit.getPlayer(args[1]);
if (target != null) {
target.setWalkSpeed(1);
target.resetTitle();
return true;
} else; {

p.sendMessage(ChatColor.RED + target.toString() + "è attualmente offline!");
return true;
}

} else; {

p.sendMessage("Usage: /unfreeze <Player>");
return true;}


} else; {

p.sendMessage(ChatColor.RED + "You don't have the permission to do this!");
return true;
}

}
return true;}
else; {

if (args.length == 1) {


Player target = Bukkit.getPlayer(args[1]);
if (target != null) {
target.setWalkSpeed(1);target.resetTitle();
return true;}
else; {

sender.sendMessage(ChatColor.RED + target.toString() + "è attualmente offline!");
return true;
}

} else; {

sender.sendMessage("Usage: /unfreeze <Player>");
return true;}

}
}
return true;}
}

(Freeze)

Code:

package me;
import org.bukkit.Bukkit;
import org.bukkit.OfflinePlayer;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;import java.util.Timer;
public class freeze implements CommandExecutor {
@Override
public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {

Player p = (Player) sender; if (cmd.getName().equalsIgnoreCase("freeze")) {
if (sender instanceof Player) {
if (p.hasPermission("tools.freeze")) {
if (args.length == 1) {
if (args[1] != p.getName()) {
Player target = Bukkit.getPlayer(args[1]);
if (target != null) {
target.setWalkSpeed(0);target.sendTitle(ChatColor.RED + "You got freezed", ChatColor.RED + "You got freezed");
p.sendMessage("Ricorda di unfreezare il player quando finito il conotrollo!");
return true;} else; {

p.sendMessage(ChatColor.RED + target.toString() + "è attualmente offline!");
return true;}

} else; {

p.sendMessage(ChatColor.RED + "You can't freeze yourself!");
return true;}
} else; {

p.sendMessage("Usage: /freeze <Player>");
return true;}
} else; {

p.sendMessage(ChatColor.RED + "You don't have the permission to do this!");
return true;}


} else; {

if (args.length == 1) {
Player target = Bukkit.getPlayer(args[1]);
if (target != null) {
target.setWalkSpeed(0);target.sendTitle(ChatColor.RED + "You got freezed", ChatColor.RED + "You got freezed");
sender.sendMessage("Ricorda di unfreezare il player quando finito il conotrollo!");
return true;}
else; {

sender.sendMessage(ChatColor.RED + target.toString() + "è attualmente offline!");
return true;}

} else; {

sender.sendMessage("Usage: /freeze <Player>");
return true;}


}

}
return true;}
}

 

Yeah, i know

 

I have tried to check args 0 too but don't work

 

The error in the console Is in the First one, the code of the commands are the other codes

 

Im not at home now