SFTP exception - forcibly closed by the remote host

Question

Hi,

We are getting the following logged several times a day for SFTP during a significant (but unpredictable) proportion of the SFTP operations that occur on a live production system.

2014-03-31 10:10:43,499 [8] [(null)] [(null)] [(null)] ERROR EnterpriseDTLog - An existing connection was forcibly closed by the remote host
System.Net.Sockets.SocketException (0x80004005): An existing connection was forcibly closed by the remote host
at System.Net.Sockets.Socket.EndReceive(IAsyncResult asyncResult)
at Xv8GsRCUgatLkTL5nv.UHGbK3YUXY0VkrdBfY.X5yeGsgxjY(IAsyncResult )

There doesn

Answer 1

Is that all the logging? I would expect to see some additional messages after Close() is called. What version are you using?

Answer 2

v 8.0.0.20.

Answer 3

Can you tell me if two threads are involved in the operation?

Answer 4

The code does asynchronous socket reads and writes - they will normally be scheduled on different threads by the .NET framework.

Answer 5

So could this indicate a bug somewhere in the EnterpriseDT librarary

Answer 6

Possibly - I would upgrade to the latest version and email the zipped Debug log file to support@