Winscp hang on starting session

Hi,

I've no problem to connect to my device with scp under linux but with winSCP is not possible : Winscp hang on starting session. on my device bash is the shell by default.

tks

Your server does not meet WinSCP requirements:
https://winscp.net/eng/docs/requirements#scp

Particularly, it does not respond to echo command:

! 2017-06-22 09:46:42.906 7
> 2017-06-22 09:46:42.906 echo "WinSCP: this is end-of-file:0"
. 2017-06-22 09:46:57.910 Waiting for data timed out, asking user what to do.