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Concurrent Request With SFTP Delivery Option Fails With "Negotiated Kex is null" Error in Algorithm Exchange (Doc ID 2327924.1)

Last updated on DECEMBER 03, 2019

Applies to:

BI Publisher (formerly XML Publisher) - Version 12.1.3 to 12.1.3 [Release 12.1]
Information in this document applies to any platform.
Reviewed for relevance 28 Oct 18.

Symptoms

On : 12.1.3 version, E-Business Suite Specific, TEST instance.

Delivery option for concurrent request is SFTP.

Trying to run request and upload output using delivery Options(FTP (Secure)).

Able to access SFTP Server and able to upload file from backend.


But while using Delivery opts get below error in OPP Log file:
 
[9/25/17 3:24:33 PM] [UNEXPECTED] [38294:RT1060662] oracle.apps.xdo.delivery.ssh2.SshException: Exception in reading buffered data The socket is EOF at oracle.apps.xdo.delivery.ssh2.transport.MessageProcessor.readEncryptedMessage(MessageProcessor.java:1930)
  at oracle.apps.xdo.delivery.ssh2.transport.MessageProcessor.sendEncryptedMessage(MessageProcessor.java:2955)
  at oracle.apps.xdo.delivery.ssh2.transport.TransportProtocolClient.requestService(TransportProtocolClient.java:326)
  at oracle.apps.xdo.delivery.ssh2.transport.TransportProtocolClient.startTransportProtocol(TransportProtocolClient.java:495)
  at oracle.apps.xdo.delivery.ssh2.SFTPDeliveryRequestHandler.submitRequest(SFTPDeliveryRequestHandler.java:90)
  at oracle.apps.xdo.delivery.AbstractDeliveryRequest.submit(AbstractDeliveryRequest.java:1270)
  at oracle.apps.fnd.cp.opp.FtpDeliveryProcessor.sftp(FtpDeliveryProcessor.java:150)
  at oracle.apps.fnd.cp.opp.FtpDeliveryProcessor.deliver(FtpDeliveryProcessor.java:63)
  at oracle.apps.fnd.cp.opp.DeliveryProcessor.process(DeliveryProcessor.java:91)
  at oracle.apps.fnd.cp.opp.OPPRequestThread.run(OPPRequestThread.java:176)


The issue can be reproduced at will with the following steps:

1. Login to EBS application.


2. Submit any program from submit request window.


3. While submitting the program, go to delivery options and give the FTP details.


4. Error is displayed in the fndopp log file.

 

BUSINESS IMPACT:

=============

Due to this issue, users cannot use SFTP to destination server using delivery option.

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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