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SQL*Developer Connection Schema Service SFTP Server Gets "Unable to connect timeout socket is not established" (Doc ID 2476869.1)

Last updated on APRIL 07, 2021

Applies to:

Oracle SQL Developer - Version 4.0 and later
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

On SQL*Developer

When attempting to connect to Schema Service with the SFTP user to upload data
the following error occurs.


Unable to connect timeout socket is not established


STEPS
-----------------------
The issue can be reproduced at will with the following steps:
1.In SQL Developer create a new Connection using for Database a valid user that have been confirmed that access APEX
   Enter in URL https://<SERVICE>-<DOMAIN>.db.<REGION>.oraclecloudapps.com/apex/
  
2.In SFTP Section enter the Service SFTP username : <USERNAME>
  hostname : sftp.us1.cloud.oracle.com

  The SFTP host can be found on the My Services > Overview > Exports page.

3. Click Test SFTP

Changes

Network security has been tightened at the customer site.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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