Problem with folder that stores data after moving to new serwer


I've moved elgg site (1.7.1) to new serwer and I can't configure data directory. All path are good, but there are no avatars or pictures from tidypics. I've used /upgrade.php, it didn't worked. All elgg functionalities, like login etc are working really nice, the only problem is with this data directory.

My site is availble at