@spintike: Thanks for sharing your findings! Though I'm not sure what "theory" do you refer to.
- martin
Before posting, please read how to report bug or request support effectively.
Bug reports without an attached log file are usually useless.
. 2023-03-20 15:12:33.854 Initialised AES-256 SDCTR (AES-NI accelerated) [aes256-ctr] outbound encryption
. 2023-03-20 15:12:33.854 Initialised HMAC-SHA-256 outbound MAC algorithm
. 2023-03-20 15:12:33.854 Initialised AES-256 SDCTR (AES-NI accelerated) [aes256-ctr] inbound encryption
. 2023-03-20 15:12:33.854 Initialised HMAC-SHA-256 inbound MAC algorithm
. 2023-03-20 15:12:33.869 Remote side sent SSH2_MSG_EXT_INFO after USERAUTH_SUCCESS
. 2023-03-20 15:12:33.869 Attempt to close connection due to fatal exception:
* 2023-03-20 15:12:33.869 Remote side sent SSH2_MSG_EXT_INFO after USERAUTH_SUCCESS
UsePrivilegeSeparation
is set to yes
on the server.
1) successful transfer using a newest version of WinSCP that still works (5.21?)
2) failed transfer after upgrade to 5.21.1
3) failed transfer after downgrade to the same old version
I reimaged one of my devices for testing purposes and had no issues. Installing an older version of WinSCP caused no issues as well. When I updated to the latest version, the issue returned and I could no longer copy for extended periods of time through WinSCP.