QNAP 439 PRO and rTorrent++

[enderlabs]

I got TS-439 PRO and just installed rtorrent++ yet,my envirement is:
1:firmware is :2.5.1
2:rtorrent version is :0.8.4

I installed the rtorrent fine to QPKG I configured but I get this message when I try to connect to GUI :

Cannot connect rtorrent ;

I get no idea why this does not work. Just want everybody help,any advices !thank you everyone!

[Hi-Jack]

make sure torrent ports on router are set to forward to ip oh the nas.

[enderlabs]

make sure torrent ports on router are set to forward to ip oh the nas.

Thanks ! Now is working fine. I get speeds up to 7 Mbps !