I have an mta server, and I have a problem that makes the application close to the players, please help me, the problem is:
 
	 ERROR: PanelMods/server/sUpdater.lua:15: attempt to concatenate local 'version' (a nil value)
 
	I look at sUpdater.lua and i don´t see a problem, if you can, please help me. 
 
	sUpdater.lua:
 
	Updater = { }
 
	function Updater.Notify ( msg ) 
	    outputDebugString ( msg ); 
	end 
 
	function Updater.Check  ( ) 
	    Updater.Notify ( "Checking for Mod Downloader updates "); 
	    local called = callRemote("https://community.multitheftauto.com/mta/resources.php", function(_, version)  
	        if ( md5 ( tostring ( version ) ) ~= md5 ( getResourceInfo ( getThisResource(), "version" ) ) ) then  
	            Updater.Notify ( "====================================" ); 
	            Updater.Notify ( "= ModDownloader version doesn't match community" ); 
	            Updater.Notify ( "====================================" ); 
	            Updater.Notify ( "= Your version: ".. getResourceInfo ( getThisResource(), "version" ) ) 
	            Updater.Notify ( "= Current version: ".. version ) 
	            Updater.Notify ( "= View https://forum.multitheftauto.com/viewtopic.php?f=108&t=86587" ); 
	            Updater.Notify ( "====================================" );  
	        end  
	    end, "version", "moddownloader" ) 
	     
	    if not called then 
	        outputDebugString ( "FAILED TO CHECK VERSION UPDATE! PLEASE ALLOW ".. getResourceName(getThisResource()) .." ACCESS TO function.callRemote", 1 ); 
	    end 
	end
 
	Updater.Check ( ); 
	setTimer ( Updater.Check, 1000000, 0 );