@Override
    public void onEnable() {
        // Plugin startup logic
        instance = this;
        guiManager = new GuiManager();
        registeredMenus = new HashMap<>();
        playerWithGui = new HashMap<>();
        page = new HashMap<>();
        this.loadGui();
        this.loadFiles();
        if(!setupEconomy()){
            getLogger().severe(String.valueOf(economy));
            getServer().getPluginManager().disablePlugin(this);
        }

    }

    private boolean setupEconomy(){
        if(getServer().getPluginManager().getPlugin("Vault") == null){
            getLogger().severe("Vault is null");
            return false;
        }
        RegisteredServiceProvider<Economy> rsp = getServer().getServicesManager().getRegistration(Economy.class);
        if(rsp == null) {
            getLogger().severe("RSP is null");
            return false;
        }
        economy = rsp.getProvider();
        return economy != null;
    }