Problem

Invalid message.

HRESULT error: FTPLIB_E_SSH_INVALIDMESSAGE (0x80043124)

Cause

The server has sent an invalid message.

Solution

• Enable connection logging
• Locate the connection log file in the log folder: %localappdata%\SmartFTP\Client 2.0\Log\Connection 
• Open a support ticket: menu: File - Help - Request Support
• Attach the .log file to the support email