SFTP script error

* 2022-10-31 10:56:32.730 **Timeout waiting for server to respond.**
. 2022-10-31 10:56:32.730 Closing connection.
< 2022-10-31 10:56:32.730 Script: Timeout waiting for server to respond.
-------------------------------------------------------------------------
< 2022-10-31 11:10:19.280 Script: Host is not communicating for more than 15 seconds.
< 2022-10-31 11:10:19.280 Still waiting...
< 2022-10-31 11:10:19.280 Note: If the problem repeats, try turning off 'Optimize connection buffer size'.
< 2022-10-31 11:10:19.280 Warning: Aborting this operation will close connection!
. 2022-10-31 11:10:22.421 Data has arrived, closing query to user.
. 2022-10-31 11:10:22.421 Answer: OK
. 2022-10-31 11:10:22.421 Network error: Software caused connection abort
< 2022-10-31 11:10:22.421 Script: Network error: Software caused connection abort
< 2022-10-31 11:10:22.421 Cannot initialize SFTP protocol. Is the host running an SFTP server?
-------------------------------------------------------------------------------
. 2022-10-31 11:50:18.898 Wait for another 15 seconds?** ()
< 2022-10-31 11:50:18.898 Script: Host is not communicating for more than 15 seconds.
< 2022-10-31 11:50:18.898 Still waiting...
< 2022-10-31 11:50:18.898 Note: If the problem repeats, try turning off 'Optimize connection buffer size'.
< 2022-10-31 11:50:18.898 Warning: Aborting this operation will close connection!
. 2022-10-31 11:51:33.319 Answer: No
. 2022-10-31 11:51:33.319 Attempt to close connection due to fatal exception:
* 2022-10-31 11:51:33.319 **Timeout waiting for server to respond.**
. 2022-10-31 11:51:33.319 Closing connection.
< 2022-10-31 11:51:33.319 Script: Timeout waiting for server to respond.
< 2022-10-31 11:51:33.319 Authentication log (see session log for details):
< 2022-10-31 11:51:33.319 Using username "paukstynas.sftp".
< 2022-10-31 11:51:33.319 
< 2022-10-31 11:51:33.319 Authentication failed.