What is the problem here?

package me.andrew.vote;

import java.util.Arrays;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.java.JavaPlugin;

import com.vexsoftware.votifier.model.Vote;
import com.vexsoftware.votifier.model.VotifierEvent;

public class VListener extends JavaPlugin implements Listener{



	@EventHandler
	public void onPlayerVote(VotifierEvent e) {
		Vote v = e.getVote();
		Bukkit.getServer().broadcastMessage(ChatColor.GREEN + v.getUsername() + "Voted on" + v.getServiceName() + "!");
		Player p = Bukkit.getServer().getPlayer(v.getUsername());
		if (p == null) {
			return;
		}
		p.getInventory().addItem(make(Material.TRIPWIRE_HOOK, 1, 0, "Name", Arrays.asList("Line 1", "Line 2")));
		Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(), "pex user" + p.getName() + "add my.perm");
	}

	public void onEnable() {
		Bukkit.getServer().getPluginManager().registerEvents(this, this);
	}
}