Solved ****** cannot be resolved or is not a field

Hello guys, you speak here with Phraktures i need to solve a problem but i don't now how its possible I made this plugin three years ago but do not work right now

What is the problem is a basic line about cannot resolved

Here a example: WALL_SIGN cannot be resolved or is not a field

Everything what red is cannot be resolved how can I fix this or can somebody fix this for me thank you
You get the credits when i'm going to upload the source

Screen of my code
http://prntscr.com/f3hiln

Code (Text):

package gravityfun.screen;

import java.util.ArrayList;
import org.bukkit.ChatColor;
import org.bukkit.entity.Player;

public class GreenScreen
{
  public static void EnableGreenScreen(Player player)
  {
    player.setResourcePack("https://www.dropbox.com/s/92gmru3om50v1x6/GreenScreenOn.zip?dl=1");
    player.sendMessage(Main.Prefix + ChatColor.DARK_GREEN + "Your GreenScreen has been Enabled!");
    Main.greenscreen.add(player);
  }

  public static void DisableGreenScreen(Player player)
  {
    player.setResourcePack("https://www.dropbox.com/s/n2898enmycbupxr/GreenScreenOff.rar?dl=1");
    player.sendMessage(Main.Prefix + ChatColor.RED + "Your GreenScreen has been disabled!");
    Main.greenscreen.remove(player);
  }

  public static void OpenGUI(Player player)
  {
    player.openInventory(Gui.GUI);
  }

  public static boolean CheckGreenScreen(Player player)
  {
    if (Main.greenscreen.contains(player)) {
      return true;
    }
    return false;
  }
}
 

 

I can do it for you here under below this text

Code (Text):

package gravityfun.screen;

import java.util.ArrayList;

import org.bukkit.Bukkit;
import org.bukkit.block.Sign;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockBreakEvent;
import org.bukkit.event.block.SignChangeEvent;
import org.bukkit.event.inventory.InventoryClickEvent;
import org.bukkit.event.player.PlayerInteractEvent;
import org.bukkit.plugin.java.JavaPlugin;

import com.sun.corba.se.spi.orbutil.fsm.Action;
import com.sun.prism.Material;

import net.md_5.bungee.api.ChatColor;

public class Main
  extends JavaPlugin
  implements Listener
{
  public static final String greenscreen = null;
static String Prefix = "�9[�aGreenScreen�9] ";
  static ArrayList<Player> greenscreen = new ArrayList();
public static Object greenscreen1;
public static ChatColor Prefix1;
 
  public void onEnable()
  {
    Bukkit.getServer().getPluginManager().registerEvents(this, this);
    new Gui();
  }
 
  public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args)
  {
    Player p = (Player)sender;
    if (label.equalsIgnoreCase("greenscreen")) {
      if ((args.length == 0) || (args[0].equalsIgnoreCase("help")))
      {
        sender.sendMessage(Prefix + ChatColor.DARK_GREEN + "GreenScreen v1.2 by TheIndra");
        sender.sendMessage("�9- /GreenScreen Help");
        sender.sendMessage("�9- /GreenScreen Enable");
        sender.sendMessage("�9- /GreenScreen Disable");
        sender.sendMessage("�9- /GreenScreen Items");
      }
      else if (args[0].equalsIgnoreCase("Enable"))
      {
        if (sender.hasPermission("GreenScreen.Use")) {
          GreenScreen.EnableGreenScreen(p);
        } else {
          sender.sendMessage(Prefix + ChatColor.RED + "You dont have the permission to do this!");
        }
      }
      else if (args[0].equalsIgnoreCase("Disable"))
      {
        if (sender.hasPermission("GreenScreen.Use")) {
          GreenScreen.DisableGreenScreen(p);
        } else {
          sender.sendMessage(Prefix + ChatColor.RED + "You dont have the permission to do this!");
        }
      }
      else if (args[0].equalsIgnoreCase("Items"))
      {
        if (sender.hasPermission("GreenScreen.Use"))
        {
          GreenScreen.OpenGUI(p);
          sender.sendMessage(Prefix + ChatColor.BLUE + "Showing items you can use...");
        }
        else
        {
          sender.sendMessage(Prefix + ChatColor.RED + "You dont have the permission to do this!");
        }
      }
      else
      {
        sender.sendMessage(Prefix + ChatColor.RED + "Subcommand not found! Try /greenscreen help");
      }
    }
    return false;
  }
 
  @EventHandler
  public void onInventoryClick(InventoryClickEvent e)
  {
    if (e.getInventory().getName().equalsIgnoreCase(Gui.GUI.getName()))
    {
      e.setCancelled(true);
      e.getWhoClicked().sendMessage(Prefix + ChatColor.RED + "You cant export items from this menu, Search them in your inventory ;)");
    }
  }
 
  @EventHandler
  public void Sign(SignChangeEvent e)
  {
    Player p = e.getPlayer();
    if (e.getLine(0).equalsIgnoreCase("[GreenScreen]")) {
      if (p.hasPermission("GreenScreen.Sign"))
      {
        e.setLine(0, "�2[GreenScreen]");
        e.setLine(1, "Toggle");
      }
      else
      {
        p.sendMessage(Prefix + ChatColor.RED + "You dont have the permissions to make a greenscreen sign");
      }
    }
  }
 
  @EventHandler(priority=EventPriority.HIGHEST)
  public void SignClick(PlayerInteractEvent event)
  {
    if (((event.getAction() == Action.RIGHT_CLICK_BLOCK) && (event.getClickedBlock().getType() == Material.WALL_SIGN)) || (event.getClickedBlock().getType() == Material.SIGN_POST))
    {
      Sign sign = (Sign)event.getClickedBlock().getState();
      if (sign.getLine(0).equalsIgnoreCase("�2[GreenScreen]")) {
        if (event.getPlayer().hasPermission("GreenScreen.Use"))
        {
          if (greenscreen.contains(event.getPlayer())) {
            GreenScreen.DisableGreenScreen(event.getPlayer());
          } else {
            GreenScreen.EnableGreenScreen(event.getPlayer());
          }
        }
        else {
          event.getPlayer().sendMessage(Prefix + ChatColor.RED + "You dont have the permissions to do this!");
        }
      }
    }
  }
 
  @EventHandler
  public void SignBreak(BlockBreakEvent e)
  {
    if ((e.getBlock().getType() == Material.WALL_SIGN) || (e.getBlock().getType() == Material.SIGN_POST))
    {
      Sign sign = (Sign)e.getBlock().getState();
      if ((sign.getLine(0).equalsIgnoreCase("�2[GreenScreen]")) &&
        (!e.getPlayer().hasPermission("GreenScreen.Sign")))
      {
        e.getPlayer().sendMessage(Prefix + ChatColor.RED + "You dont have the permissions to break a greenscreen sign");
        e.setCancelled(true);
      }
    }
  }
}
 

 

Its a old plugin that is the reason why this is: � I was already to fix it but I can't solve my command line

 

I already fix it self [Solved]

 

Code (Text):

package me.gravity.staff;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.SkullType;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.command.PluginCommand;
import org.bukkit.configuration.ConfigurationSection;
import org.bukkit.configuration.file.FileConfiguration;
import org.bukkit.entity.HumanEntity;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.inventory.InventoryClickEvent;
import org.bukkit.event.inventory.InventoryInteractEvent;
import org.bukkit.event.player.PlayerJoinEvent;
import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.ItemMeta;
import org.bukkit.inventory.meta.SkullMeta;
import org.bukkit.plugin.PluginManager;
import org.bukkit.plugin.java.JavaPlugin;

public class Core
  extends JavaPlugin
  implements Listener, CommandExecutor
{
  private Inventory gui;
  private Inventory desc;
 
  public void onEnable()
  {
    Bukkit.getPluginManager().registerEvents(this, this);
    if (!getConfig().isSet("Menu-Settings.Title"))
    {
      getConfig().set("Menu-Settings.Title", "&6Gravity&fMC &9Staff list");
      saveConfig();
    }
    if (!getConfig().isSet("Menu-Settings.Rows"))
    {
      getConfig().set("Menu-Settings.Rows", Integer.valueOf(4));
      saveConfig();
    }
    String guiname = getConfig().getString("Menu-Settings.Title");
    int rows = getConfig().getInt("Menu-Settings.Rows");
    this.gui = Bukkit.createInventory(null, 9 * rows, ChatColor.translateAlternateColorCodes('&', guiname));
    this.desc = Bukkit.createInventory(null, 9, "");
   
    getCommand("staff").setExecutor(this);
  }
 
  @EventHandler
  private void onInvvInteract(InventoryClickEvent event)
  {
    if (event.getInventory().getName() == this.gui.getName())
    {
      event.setCancelled(true);
      if (event.getCurrentItem().getItemMeta() == null) {
        return;
      }
      String name = ChatColor.stripColor(event.getCurrentItem().getItemMeta().getDisplayName());
      if (getConfig().isSet("Staff." + name + ".Description"))
      {
        event.getWhoClicked().closeInventory();
        ItemStack skull = new ItemStack(Material.SKULL_ITEM, 1, (short)SkullType.PLAYER.ordinal());
        Player p = Bukkit.getPlayer(name);
        SkullMeta meta = (SkullMeta)skull.getItemMeta();
        meta.setOwner(p.getName());
        meta.setDisplayName(ChatColor.YELLOW + "StaffMember");
        ArrayList<String> lore = new ArrayList();
        for (String s : getConfig().getStringList("Staff." + p.getName() + ".Description")) {
          lore.add(ChatColor.translateAlternateColorCodes('&', s));
        }
        meta.setLore(lore);
        skull.setItemMeta(meta);
        this.desc = Bukkit.createInventory(null, 9, ChatColor.GRAY + "[" + ChatColor.DARK_AQUA + "StaffMember" + ChatColor.GRAY + "]" + " Reason list ");
        this.desc.setItem(4, skull);
       
        event.getWhoClicked().openInventory(this.desc);
        return;
      }
      event.getWhoClicked().closeInventory();
      event.getWhoClicked().sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " They do not have a description added!");
    }
    if (event.getInventory().getName() == this.desc.getName())
    {
      event.setCancelled(true);
      if (event.getCurrentItem().getItemMeta() == null) {}
    }
  }
 
  @EventHandler
  private void onJoin(PlayerJoinEvent e)
  {
    if ((!getConfig().isSet("Staff." + e.getPlayer().getName() + ".Description")) &&
      (getConfig().isSet("Staff" + e.getPlayer().getName() + ".Rank")))
       
    {
      List<String> basicdesc = new ArrayList();
      basicdesc.add("�aThis is an automatically generated description");
      basicdesc.add("�aThis is an automatically generated description");
      basicdesc.add("�aThis is an automatically generated description");
      getConfig().set("Staff." + e.getPlayer().getName() + ".Description", basicdesc);
      saveConfig();
    }
  }
 
  @EventHandler
  private void onInvInteract(InventoryInteractEvent event)
  {
    if (event.getInventory().getName() == this.gui.getName()) {
      event.setCancelled(true);
    }
    if (event.getInventory().getName() == this.desc.getName()) {
      event.setCancelled(true);
    }
  }
 
  public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args)
  {
    if (!(sender instanceof Player)) {
      return true;
    }
    Player p = (Player)sender;
    String rank;
    String lorerank;
    if (args.length < 1)
    {
      p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.DARK_AQUA + " Thank you, to open the StaffList GUI.");
      this.gui.clear();
      for (Player pp : Bukkit.getOnlinePlayers()) {
        if (getConfig().isSet("Staff." + pp.getName() + ".Rank"))
        {
          rank = getConfig().getString("Staff." + pp.getName() + ".Rank");
          ItemStack skull = new ItemStack(Material.SKULL_ITEM, 1, (short)SkullType.PLAYER.ordinal());
         
          SkullMeta meta = (SkullMeta)skull.getItemMeta();
          meta.setOwner(pp.getName());
          if (!getConfig().isSet("Menu-Settings.UserName"))
          {
            getConfig().set("Menu-Settings.UserName", "&e&l{USERNAME}");
            saveConfig();
          }
          if (!getConfig().isSet("Menu-Settings.Rank"))
          {
            getConfig().set("Menu-Settings.Rank", "&5&lRank : {RANK}");
            saveConfig();
          }
          String name = getConfig().getString("Menu-Settings.UserName");
          String varname = ChatColor.translateAlternateColorCodes('&',
            name.replace("{USERNAME}", pp.getName()));
          meta.setDisplayName(varname);
          ArrayList<String> lore = new ArrayList();
          lorerank = getConfig().getString("Menu-Settings.Rank");
          String varrank = ChatColor.translateAlternateColorCodes('&', lorerank.replace("{RANK}", rank));
          lore.add(varrank);
          meta.setLore(lore);
          skull.setItemMeta(meta);
          this.gui.addItem(new ItemStack[] { skull });
        }
      }
      p.openInventory(this.gui);
      return true;
    }
    if ((args[0].equalsIgnoreCase("reload")) &&
      (p.hasPermission("StaffGUI.edit")))
    {
      reloadConfig();
      p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.DARK_AQUA +" You have reloaded GMCStaffGUI " + ChatColor.GREEN + "Config");
      if (!getConfig().isSet("Menu-Settings.Title"))
      {
        getConfig().set("Menu-Settings.Title", "&6Gravity&fMC &a&lOnline Staff");
        saveConfig();
      }
      if (!getConfig().isSet("Menu-Settings.Rows"))
      {
        getConfig().set("Menu-Settings.Rows", Integer.valueOf(6));
        saveConfig();
      }
      String guiname = getConfig().getString("Menu-Settings.Title");
      int rows = getConfig().getInt("Menu-Settings.Rows");
      this.gui = Bukkit.createInventory(null, 9 * rows, ChatColor.translateAlternateColorCodes('&', guiname));
      return true;
    }
    if (args[0].equalsIgnoreCase("list"))
    {
      @SuppressWarnings("rawtypes")
    HashMap<String, List<String>> staff = new HashMap();
      String rank1;
      for (String s : getConfig().getConfigurationSection("Staff").getKeys(false)) {
        if (getConfig().isSet("Staff." + s + ".Rank"))
        {
          rank1 = getConfig().getString("Staff." + s + ".Rank");
          if (staff.containsKey(rank1))
          {
            List<String> players = (List)staff.get(rank1);
            players.add(s);
          }
          else
          {
            List<String> players = new ArrayList();
            players.add(s);
            staff.put(rank1, players);
          }
        }
      }
      Object messages = new ArrayList();
      for (String s : staff.keySet())
      {
        String message = "";
        message = s + " �6�l���r �a";
        List<String> players = (List)staff.get(s);
        String listofplayers = "";
        for (String pl : players) {
          listofplayers = listofplayers + " " + pl + ",";
        }
        message = message + listofplayers;
        message = message.substring(0, message.length() - 1);
        ((List)messages).add(message);
      }
    }
    if (args[0].equalsIgnoreCase("remove"))
    {
      if (args.length < 2)
      {
        p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " Not enough args.");
        return true;
      }
      if (p.hasPermission("StaffGUI.edit"))
      {
        if (getConfig().contains("Staff." + args[1]))
        {
          getConfig().set("Staff." + args[1] + ".Rank", null);
          getConfig().set("Staff." + args[1] + ".Description", null);
         
          p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.DARK_AQUA + " You have" + ChatColor.RED + " removed" + " a staff member" +  " from the"+ ChatColor.DARK_AQUA + " GMCStaffGUI!");
         
          saveConfig();
          return true;
        }
        p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " Could not find player in our data-bases!");
        return true;
      }
    }
    if (args[0].equalsIgnoreCase("deldesc"))
    {
      if (args.length < 2)
      {
        p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " Not enough args.");
        return true;
      }
      if (p.hasPermission("StaffGUI.edit"))
      {
        if (getConfig().isSet("Staff." + args[1] + ".Rank"))
        {
          getConfig().set("Staff." + args[1] + ".Description", null);
          p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " You have reset " + args[1] + " description!");
          saveConfig();
          return true;
        }
        p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " Could not find player in our data-bases!");
        return true;
      }
      p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " You do not have permissions!");
      return true;
    }
    if (args[0].equalsIgnoreCase("adddesc"))
    {
      if (args.length < 3)
      {
        p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " Not enough args.");
        return true;
      }
      if (p.hasPermission("StaffGUI.edit"))
      {
        String desc = "";
        for (int i = 2; i < args.length; i++)
        {
          String arg = args[i] + " ";
          desc = desc + arg;
        }
        if (getConfig().isSet("Staff." + args[1] + ".Rank"))
        {
          if (!getConfig().isSet("Staff." + args[1] + ".Description"))
          {
            Object pdesc = new ArrayList();
            ((List)pdesc).add(ChatColor.translateAlternateColorCodes('&', desc));
            getConfig().set("Staff." + args[1] + ".Description", pdesc);
            p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE +"MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + " You have edited " + args[1] + " description!");
            saveConfig();
            return true;
          }
          Object pdesc = getConfig().getStringList("Staff." + args[1] + ".Description");
          ((List)pdesc).add(desc);
          getConfig().set("Staff." + args[1] + ".Description", pdesc);
          p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE + "MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + "You have edited " + args[1] + " description!");
          saveConfig();
          return true;
        }
        p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE + "MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + "Could not find player in our data-bases!");
        return true;
      }
      p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE + "MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + "You do not have permissions!");
      return true;
    }
    if (args.length == 2) {
      if ((p.hasPermission("StaffGUI.edit")) && (!args[0].equalsIgnoreCase("list")) &&
        (!args[0].equalsIgnoreCase("remove")) && (!args[0].equalsIgnoreCase("deldesc")) &&
        (!args[0].equalsIgnoreCase("adddesc")))
      {
        Player target = Bukkit.getPlayer(args[0]);
        if (target == null)
        {
          p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE + "MC"+ ChatColor.GRAY + "»"+ ChatColor.RED + "Could not find player data with the name : " + args[0]);
          return true;
        }
        if (getConfig().isSet("Staff." + target.getName() + ".Rank"))
        {
          getConfig().set("Staff." + target.getName() + ".Rank", args[1].replace("_", " "));
         
          p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE + "MC"+ ChatColor.GRAY + "»"+ ChatColor.DARK_AQUA + "You have changed " + ChatColor.GREEN + target.getName() + ChatColor.DARK_AQUA + " staff-rank to " + ChatColor.GREEN + args[1]);
          saveConfig();
          return true;
        }
        getConfig().set("Staff." + target.getName() + ".Rank", args[1].replace("_", " "));
        p.sendMessage(ChatColor.GOLD + "Gravity"+ ChatColor.WHITE + "MC"+ ChatColor.GRAY + "»"+ ChatColor.DARK_AQUA + "You have changed " + ChatColor.GREEN + target.getName() + ChatColor.DARK_AQUA + " staff-rank to " + ChatColor.GREEN + args[1]);
        saveConfig();
        return true;
      }
    }
    return true;
  }
}