Need help with Wupload ftp

hi anyone here useing wupload haveing any problem uploading useing there ftp today caues everthing was working for me the other day and today cant logon to the server useing filezilla i keep getting this error here and everthing is setup right
Error: Connection closed by server
Error:Could not connect to server
Answer #1
Nobody here works for WUpload. Contact their customer support…
Answer #2
FTP uploading of WU sucks and is very unstable. Sometimes it works and sometimes, it doesn’t.
If you really want to know what exactly is the reason for the problem, although I’m pretty sure u he gives the same answer to everybody, but u can give a shot by contacting Willy at Wjunction.
Answer #3
thanks rg_kales do you know of a filehosting site like wupload that works well with ftp uploading
Edit : not even the regular upload works for me now useing firefox it saying please wait but it never starts uploading