Transfer connection interrupted: ECONNABORTED - Connection aborted

[nita]

I get this error when I try to open my www folder on the server.
Here are the details:
Command: PWD
Response: 257 "/www" is current directory.
Command: CDUP
Response: 250 CWD command successful.
Command: PWD
Response: 257 "/" is current directory.
Status: Directory listing successful
Status: Retrieving directory listing...
Command: CWD /www
Response: 250 CWD command successful.
Command: TYPE I
Response: 200 Type set to I.
Command: PASV
Response: 227 Entering Passive Mode (207,159,146,172,184,71).
Command: LIST
Response: 125 Data connection already open; Transfer starting.
Error: Transfer connection interrupted: ECONNABORTED - Connection aborted
Response: 550 .: An established connection was aborted by the software in your host machine.
Error: Failed to retrieve directory listing

[Tim Kosse]

Thanks for disobeying the ticket submission instructions. Critical is reserved for security vulnerabilities affecting every single user.

Some router and/or firewall is interrupting the connection. Read ​http://wiki.filezilla-project.org/Network_Configuration