transfer error

[00:38:57] 227 Entering Passive Mode (87,139,62,188,165,31).
[00:38:57] Opening data connection to 87.139.62.188 Port: 42271
[00:38:57] RETR - Stahl DIN 1026; U 220-662.ipt
[00:38:57] 550 Requested action not taken.
[00:38:57] MDTM - Stahl DIN 1026; U 220-662.ipt
[00:38:57] 500 Syntax error, command unrecognized.
[00:38:57] Transfer failed.


please help