Fix NPE getting config.

src/main/java/com/drtshock/playervaults/Main.java

@@ -8,6 +8,7 @@ import java.util.logging.Logger;
 
 import net.milkbowl.vault.economy.Economy;
 
+import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.plugin.RegisteredServiceProvider;
 import org.bukkit.plugin.java.JavaPlugin;
@@ -20,7 +21,7 @@ import com.drtshock.playervaults.util.Updater;
 
 public class Main extends JavaPlugin {
 
-	public Main plugin;
+	public static Main plugin;
 	public Logger log;
 	public static boolean update = false;
 	public static String name = "";
@@ -29,6 +30,7 @@ public class Main extends JavaPlugin {
 	public static boolean dropOnDeath = false;
 	public static int inventoriesToDrop = 0;
 	public static boolean useVault = false;
+	public static FileConfiguration config;
 
 	@Override
 	public void onEnable() {
@@ -58,6 +60,8 @@ public class Main extends JavaPlugin {
 			inventoriesToDrop = getConfig().getInt("drop-on-death.inventories");
 		}
 		
+		config = getConfig();
+
 	}
 
 	public void transferVaults() {

src/main/java/com/drtshock/playervaults/util/EconomyOperations.java

@@ -1,22 +1,28 @@
 package com.drtshock.playervaults.util;
 
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
 import net.milkbowl.vault.economy.EconomyResponse;
 
-import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.InvalidConfigurationException;
+import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.entity.Player;
 
 import com.drtshock.playervaults.Main;
 
 public class EconomyOperations {
 
+	private static String directory = "plugins" + File.separator + "PlayerVaults" + File.separator;
+	private static File configFile = new File(directory + "config.yml");
+	private static YamlConfiguration bukkitConfig = new YamlConfiguration();
+	
 	public Main plugin;
-	private static FileConfiguration config;
+	public EconomyOperations(Main instance) throws FileNotFoundException, IOException, InvalidConfigurationException {
-
-	public EconomyOperations(Main instance) {
 		this.plugin = instance;
-		EconomyOperations.config = plugin.getConfig();
+		bukkitConfig.load(configFile);
 	}
-
 	/**
 	 * Have a player pay to open a vault.
 	 * Returns true if successful. Otherwise false.
@@ -24,10 +30,10 @@ public class EconomyOperations {
 	 * @return transaction success
 	 */
 	public static boolean payToOpen(Player player) {
-		if(!config.getBoolean("economy.enabled") || player.hasPermission("playervaults.free") || !Main.useVault)
+		if(bukkitConfig.getBoolean("economy.enabled") || player.hasPermission("playervaults.free") || !Main.useVault)
 			return true;
 
-		double cost = config.getDouble("economy.cost-to-open");
+		double cost = bukkitConfig.getDouble("economy.cost-to-open");
 		EconomyResponse resp = Main.econ.withdrawPlayer(player.getName(), cost);
 		if(resp.transactionSuccess()) {
 			player.sendMessage(Lang.TITLE.toString() + Lang.COST_TO_OPEN.toString());
@@ -44,10 +50,10 @@ public class EconomyOperations {
 	 * @return transaction success
 	 */
 	public static boolean payToMake(Player player) {
-		if(!config.getBoolean("economy.enabled") || player.hasPermission("playervaults.free") || !Main.useVault)
+		if(!bukkitConfig.getBoolean("economy.enabled") || player.hasPermission("playervaults.free") || !Main.useVault)
 			return true;
 
-		double cost = config.getDouble("economy.cost-to-create");
+		double cost = bukkitConfig.getDouble("economy.cost-to-create");
 		EconomyResponse resp = Main.econ.withdrawPlayer(player.getName(), cost);
 		if(resp.transactionSuccess()) {
 			player.sendMessage(Lang.TITLE.toString() + Lang.COST_TO_CREATE.toString());
@@ -64,10 +70,10 @@ public class EconomyOperations {
 	 * @return transaction success.
 	 */
 	public static boolean refundOnDelete(Player player) {
-		if(!config.getBoolean("economy.enabled") || player.hasPermission("playervaults.free") || !Main.useVault)
+		if(!bukkitConfig.getBoolean("economy.enabled") || player.hasPermission("playervaults.free") || !Main.useVault)
 			return true;
 
-		double cost = config.getDouble("economy.refund-on-delete");
+		double cost = bukkitConfig.getDouble("economy.refund-on-delete");
 		EconomyResponse resp = Main.econ.depositPlayer(player.getName(), cost);
 		if(resp.transactionSuccess()) {
 			player.sendMessage(Lang.TITLE.toString() + Lang.REFUND_AMOUNT.toString());