FTP connection aborts with filezilla

[boxsmith]

Hello,

I haven't been able to make use of FTP for several weeks now. My log follows:

Status:    Resolving address of boxsmith.x10.mx
Status:    Connecting to 198.91.81.3:21...
Status:    Connection established, waiting for welcome message...
Response:    220---------- Welcome to Pure-FTPd [privsep] [TLS] ----------
Response:    220-You are user number 21 of 50 allowed.
Response:    220-Local time is now 00:01. Server port: 21.
Response:    220-This is a private system - No anonymous login
Response:    220-IPv6 connections are also welcome on this server.
Response:    220 You will be disconnected after 15 minutes of inactivity.
Command:    USER boxsmith
Response:    331 User boxsmith OK. Password required
Command:    PASS ***************
Response:    230 OK. Current restricted directory is /
Command:    SYST
Response:    215 UNIX Type: L8
Command:    FEAT
Response:    211-Extensions supported:
Response:     EPRT
Response:     IDLE
Response:     MDTM
Response:     SIZE
Response:     MFMT
Response:     REST STREAM
Response:     MLST type*;size*;sizd*;modify*;UNIX.mode*;UNIX.uid*;UNIX.gid*;unique*;
Response:     MLSD
Response:     AUTH TLS
Response:     PBSZ
Response:     PROT
Response:     ESTA
Response:     PASV
Response:     EPSV
Response:     SPSV
Response:     ESTP
Response:    211 End.
Status:    Connected
Status:    Retrieving directory listing...
Command:    PWD
Error:    Disconnected from server: ECONNABORTED - Connection aborted
Error:    Failed to retrieve directory listing

How can I solve this?