connection to the proxy server was closed unexpectedly

[alipour66m]

I installed danted script on Ubuntu 16.04 successfully.
In proxifer :

[01:59] Testing Started.
Proxy Server
Address: 95.216.149.**:2016
Protocol: SOCKS 5
Authentication: YES

[01:59] Starting: Test 1: Connection to the Proxy Server
[01:59] IP Address: 95.216.149.**
[01:59] Connection established
[01:59] Test passed.
[01:59] Starting: Test 2: Connection through the Proxy Server
[02:30] Error : connection to the proxy server was closed unexpectedly.
[02:30] Test failed.
[02:30] Testing Finished.

How can i fixed it?

this is my sockd.conf

internal: 95.216.149.** port = 2016
external: 95.216.149.**

method: pam none
clientmethod: none
user.privileged: root
user.notprivileged: sockd
logoutput: /var/log/sockd.log

client pass {
from: 0.0.0.0/0 to: 0.0.0.0/0
}
client block {
from: 0.0.0.0/0 to: 0.0.0.0/0
}
pass {
from: 0.0.0.0/0 to: 0.0.0.0/0
protocol: tcp udp
method: pam
log: connect disconnect
}
block {
from: 0.0.0.0/0 to: 0.0.0.0/0
log: connect error
}

[Lozy]

• you should add user to suit method: pam

[mkfcga]

i have same problem and every thing is fine and green!
socked runing fine!
port is open.
firewall is down
using adduser to add users
"you should add user to suit method: pam"
can u explain more ?