I tried to log into our FTP server today and it gave me an error. No matter what domain we try to FTP into we get the error. Here is the error: Status: Connecting to *******.com ... Status: Connected with *******.com. Waiting for welcome message... Response: 220 Gene6 FTP Server v3.4.0 (Build 16) ready... Command: USER **** Response: 331 Password required for idea. Command: PASS ***** Response: 230-Disk Quota - Current : 1.648 GBytes - Max : 1.859 GBytes - Available : 216.628 MBytes Response: 230 User idea logged in. Command: FEAT Response: 211-Extensions supported: Response: AUTH TLS Response: PBSZ Response: PROT Response: CLNT Response: MDTM Response: MLST type*;size*;created;modify*; Response: MODE Z Response: PASV Response: REST STREAM Response: SIZE Response: SSCN Response: TVFS Response: UTF8 Response: XCRC "filename" SP EP Response: XMD5 "filename" SP EP Response: 211 End. Command: CLNT FileZilla Response: 200 Noted. Command: OPTS UTF8 ON Response: 200 UTF8 OPTS ON Command: SYST Response: 215 UNIX Type: L8 Status: Connected Status: Retrieving directory listing... Command: PWD Response: 257 "/" is current directory. Command: MODE Z Response: 200 Mode Z ok. Command: OPTS MODE Z LEVEL 8 Response: 200 MODE OPTS 8 Command: TYPE A Response: 200 Type set to A. Command: PORT 192,168,1,100,9,120 Response: 500 Unknown command. Error: Could not retrieve directory listing We are running Plesk 7.5 on Windows 2003 Server. Has anybody ever seen this error - "Could not retrieve directory listing?" I havent touched a thing lately so I dont understand what could cause this to happen all of the sudden. Thanks in advance!