host aborts connecton

This just keeps happening... Any solutions? Thanks in advance


[18:47:48] SmartFTP v2.0.997.4

[18:47:49] Resolving host name "host"

[18:47:50] Connecting to xxx.xxx.xxx.xxx Port: 21

[18:47:50] Connected to host.

[18:47:50] 220---------- Welcome to Pure-FTPd [TLS] ----------

[18:47:50] 220-You are user number 1 of 50 allowed.

[18:47:50] 220-Local time is now 06:47. Server port: 21.

[18:47:50] 220 You will be disconnected after 15 minutes of inactivity.

[18:47:50] USER user

[18:47:51] 331 User user OK. Password required

[18:47:51] PASS (hidden)

[18:47:51] 230-User user has group access to:  xxx 

[18:47:51] 230-OK. Current restricted directory is /

[18:47:51] 230 8145 Kbytes used (7%) - authorized: 102400 Kb

[18:47:51] SYST

[18:47:51] 215 UNIX Type: L8

[18:47:51] Detected Server Type: UNIX

[18:47:51] FEAT

[18:47:52] 211-Extensions supported:

[18:47:52]  EPRT

[18:47:52]  IDLE

[18:47:52]  MDTM

[18:47:52]  SIZE

[18:47:52]  REST STREAM

[18:47:52]  MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;

[18:47:52]  MLSD

[18:47:52]  ESTP

[18:47:52]  PASV

[18:47:52]  EPSV

[18:47:52]  SPSV

[18:47:52]  ESTA

[18:47:52]  AUTH TLS

[18:47:52]  PBSZ

[18:47:52]  PROT

[18:47:52] 211 End.

[18:47:52] Detected Server Software: PureFTPd

[18:47:52] PWD

[18:47:52] 257 "/" is your current location

[18:47:53] TYPE A

[18:47:53] 200 TYPE is now ASCII

[18:47:53] PORT 192,168,1,100,4,1

[18:47:53] An established connection was aborted by the software in your host machine.

[18:47:53] Automatic failover of data connection mode from "Active Mode (PORT)" to "Passive Mode (PASV)".

[18:47:53] Server closed connection

[18:47:53] Resolving host name "host"

[18:47:53] Connecting to xxx.xxx.xxx.xxx Port: 21

[18:47:53] Connected to host.

[18:47:54] 220---------- Welcome to Pure-FTPd [TLS] ----------

[18:47:54] 220-You are user number 2 of 50 allowed.

[18:47:54] 220-Local time is now 06:47. Server port: 21.

[18:47:54] 220 You will be disconnected after 15 minutes of inactivity.

[18:47:54] USER user

[18:47:54] 331 User user OK. Password required

[18:47:54] PASS (hidden)

[18:47:55] 230-User user has group access to:  xxx 

[18:47:55] 230-OK. Current restricted directory is /

[18:47:55] 230 8145 Kbytes used (7%) - authorized: 102400 Kb

[18:47:55] SYST

[18:47:55] 215 UNIX Type: L8

[18:47:55] Detected Server Type: UNIX

[18:47:55] FEAT

[18:47:55] 211-Extensions supported:

[18:47:55]  EPRT

[18:47:55]  IDLE

[18:47:55]  MDTM

[18:47:55]  SIZE

[18:47:55]  REST STREAM

[18:47:55]  MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;

[18:47:55]  MLSD

[18:47:55]  ESTP

[18:47:55]  PASV

[18:47:55]  EPSV

[18:47:55]  SPSV

[18:47:55]  ESTA

[18:47:55]  AUTH TLS

[18:47:55]  PBSZ

[18:47:55]  PROT

[18:47:55] 211 End.

[18:47:55] Detected Server Software: PureFTPd

[18:47:55] PWD

[18:47:56] 257 "/" is your current location

[18:47:56] TYPE A

[18:47:56] 200 TYPE is now ASCII

[18:47:56] PASV

[18:47:56] An established connection was aborted by the software in your host machine.

[18:47:56] Server closed connection