Post the log from your transfer. To get it double click the file in the transfer queue.
[20:50:29] Resolving host name "hawamir.com"
[20:50:29] Connecting to 66.197.252.105 Port: 21
[20:50:30] Connected to hawamir.com.
[20:50:31] 220---------- Welcome to Pure-FTPd [TLS] ----------
[20:50:31] 220-You are user number 2 of 50 allowed.
[20:50:31] 220-Local time is now 22:04. Server port: 21.
[20:50:31] 220-This is a private system - No anonymous login
[20:50:31] 220-IPv6 connections are also welcome on this server.
[20:50:31] 220 You will be disconnected after 15 minutes of inactivity.
[20:50:31] USER hawamirn
[20:50:31] 331 User hawamirn OK. Password required
[20:50:31] PASS (hidden)
[20:50:31] 230-User hawamirn has group access to: hawamirn
[20:50:31] 230 OK. Current restricted directory is /
[20:50:31] SYST
[20:50:32] 215 UNIX Type: L8
[20:50:32] Detected Server Type: UNIX
[20:50:32] FEAT
[20:50:32] 211-Extensions supported:
[20:50:32] EPRT
[20:50:32] IDLE
[20:50:32] MDTM
[20:50:32] SIZE
[20:50:32] REST STREAM
[20:50:32] MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
[20:50:32] MLSD
[20:50:32] ESTP
[20:50:32] PASV
[20:50:32] EPSV
[20:50:32] SPSV
[20:50:32] ESTA
[20:50:32] AUTH TLS
[20:50:32] PBSZ
[20:50:32] PROT
[20:50:32] 211 End.
[20:50:32] Detected Server Software: PureFTPd
[20:50:32] PWD
[20:50:32] 257 "/" is your current location
[20:50:32] CWD /public_html
[20:50:33] 250 OK. Current directory is /public_html
[20:50:33] PWD
[20:50:33] 257 "/public_html" is your current location
[20:50:33] Remote file exist check: "vbulletin_3-7-4_VBF8695786.tar.gz".
[20:50:33] MLST vbulletin_3-7-4_VBF8695786.tar.gz
[20:50:33] 550 Can't check for file existence
[20:50:33] TYPE I
[20:50:34] 200 TYPE is now 8-bit binary
[20:50:34] PASV
[20:50:34] 227 Entering Passive Mode (66,197,252,105,162,110)
[20:50:34] Opening data connection to 66.197.252.105 Port: 41582
[20:50:34] STOR vbulletin_3-7-4_VBF8695786.tar.gz
[20:50:35] 150 Accepted data connection
[20:51:05] NOOP
[20:51:05] An established connection was aborted by the software in your host machine.
[20:51:05] Server closed connection
[20:51:05] Transfer failed.
[20:51:05] Resolving host name "hawamir.com"
[20:51:05] Connecting to 66.197.252.105 Port: 21
[20:51:06] Connected to hawamir.com.
[20:51:06] 220---------- Welcome to Pure-FTPd [TLS] ----------
[20:51:06] 220-You are user number 2 of 50 allowed.
[20:51:06] 220-Local time is now 22:04. Server port: 21.
[20:51:06] 220-This is a private system - No anonymous login
[20:51:06] 220-IPv6 connections are also welcome on this server.
[20:51:06] 220 You will be disconnected after 15 minutes of inactivity.
[20:51:06] USER hawamirn
[20:51:06] 331 User hawamirn OK. Password required
[20:51:06] PASS (hidden)
[20:51:07] 230-User hawamirn has group access to: hawamirn
[20:51:07] 230 OK. Current restricted directory is /
[20:51:07] SYST
[20:51:07] 215 UNIX Type: L8
[20:51:07] Detected Server Type: UNIX
[20:51:07] FEAT
[20:51:07] 211-Extensions supported:
[20:51:07] EPRT
[20:51:07] IDLE
[20:51:07] MDTM
[20:51:07] SIZE
[20:51:07] REST STREAM
[20:51:07] MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
[20:51:07] MLSD
[20:51:07] ESTP
[20:51:07] PASV
[20:51:07] EPSV
[20:51:07] SPSV
[20:51:07] ESTA
[20:51:07] AUTH TLS
[20:51:07] PBSZ
[20:51:07] PROT
[20:51:07] 211 End.
[20:51:07] Detected Server Software: PureFTPd
[20:51:07] PWD
[20:51:08] 257 "/" is your current location
[20:51:08] CWD /public_html
[20:51:08] 250 OK. Current directory is /public_html
[20:51:08] PWD
[20:51:08] 257 "/public_html" is your current location
[20:51:08] Remote file exist check: "vbulletin_3-7-4_VBF8695786.tar.gz".
[20:51:08] MLST vbulletin_3-7-4_VBF8695786.tar.gz
[20:51:09] 250-Begin
[20:51:09] type=file;size=427456;modify=20081121190434;UNIX.mode=0644;UNIX.uid=32017;UNIX.g
id=32019;unique=2eg2050010; vbulletin_3-7-4_VBF8695786.tar.gz
[20:51:09] 250 End.
[20:51:09] Source File: Size=2378274, SizeUnit=Byte, Time=2008-11-18T14:12:38, TimeFormat=Exact
[20:51:09] Destination File: Size=427456, SizeUnit=Byte, Time=2008-11-21T19:04:34, TimeFormat=Exact
[20:51:09] RecentTime=2008-11-21T18:51:05
[20:51:09] No rule matched. Default Action="Overwrite".
[20:51:09] TYPE I
[20:51:09] 200 TYPE is now 8-bit binary
[20:51:09] PASV
[20:51:09] 227 Entering Passive Mode (66,197,252,105,83,118)
[20:51:09] Opening data connection to 66.197.252.105 Port: 21366
[20:51:09] STOR vbulletin_3-7-4_VBF8695786.tar.gz
[20:51:10] 150 Accepted data connection
[20:51:40] NOOP
[20:51:41] An established connection was aborted by the software in your host machine.
[20:51:41] Server closed connection
[20:51:41] Transfer failed.
[20:51:41] Resolving host name "hawamir.com"
[20:51:42] Connecting to 66.197.252.105 Port: 21
[20:51:42] Connected to hawamir.com.
[20:51:42] 220---------- Welcome to Pure-FTPd [TLS] ----------
[20:51:42] 220-You are user number 2 of 50 allowed.
[20:51:42] 220-Local time is now 22:05. Server port: 21.
[20:51:42] 220-This is a private system - No anonymous login
[20:51:42] 220-IPv6 connections are also welcome on this server.
[20:51:42] 220 You will be disconnected after 15 minutes of inactivity.
[20:51:42] USER hawamirn
[20:51:42] 331 User hawamirn OK. Password required
[20:51:42] PASS (hidden)
[20:51:43] 230-User hawamirn has group access to: hawamirn
[20:51:43] 230 OK. Current restricted directory is /
[20:51:43] SYST
[20:51:43] 215 UNIX Type: L8
[20:51:43] Detected Server Type: UNIX
[20:51:43] FEAT
[20:51:44] 211-Extensions supported:
[20:51:44] EPRT
[20:51:44] IDLE
[20:51:44] MDTM
[20:51:44] SIZE
[20:51:44] REST STREAM
[20:51:44] MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
[20:51:44] MLSD
[20:51:44] ESTP
[20:51:44] PASV
[20:51:44] EPSV
[20:51:44] SPSV
[20:51:44] ESTA
[20:51:44] AUTH TLS
[20:51:44] PBSZ
[20:51:44] PROT
[20:51:44] 211 End.
[20:51:44] Detected Server Software: PureFTPd
[20:51:44] PWD
[20:51:44] 257 "/" is your current location
[20:51:44] CWD /public_html
[20:51:44] 250 OK. Current directory is /public_html
[20:51:44] PWD
[20:51:45] 257 "/public_html" is your current location
[20:51:45] Remote file exist check: "vbulletin_3-7-4_VBF8695786.tar.gz".
[20:51:45] MLST vbulletin_3-7-4_VBF8695786.tar.gz
[20:51:45] 250-Begin
[20:51:45] type=file;size=434337;modify=20081121190510;UNIX.mode=0644;UNIX.uid=32017;UNIX.g
id=32019;unique=2eg2050010; vbulletin_3-7-4_VBF8695786.tar.gz
[20:51:45] 250 End.
[20:51:45] Source File: Size=2378274, SizeUnit=Byte, Time=2008-11-18T14:12:38, TimeFormat=Exact
[20:51:45] Destination File: Size=434337, SizeUnit=Byte, Time=2008-11-21T19:05:10, TimeFormat=Exact
[20:51:45] RecentTime=2008-11-21T18:51:41
[20:51:45] No rule matched. Default Action="Overwrite".
[20:51:45] TYPE I
[20:51:45] 200 TYPE is now 8-bit binary
[20:51:45] PASV
[20:51:45] 227 Entering Passive Mode (66,197,252,105,192,31)
[20:51:45] Opening data connection to 66.197.252.105 Port: 49183
[20:51:45] STOR vbulletin_3-7-4_VBF8695786.tar.gz
[20:51:46] 150 Accepted data connection