My Oracle Support Banner

SQLDeveloper Receives "java.sql.SQLRecoverableException: IO Error: Connection reset" And ORA-609 In Database Alert (Doc ID 1483287.1)

Last updated on AUGUST 04, 2018

Applies to:

JDBC - Version and later
Oracle SQL Developer - Version 3.2 and later
Information in this document applies to any platform.


On : version, JDBC for Java

When attempting to connect from SQL*Developer or any other JDBC client to the database (, the following error occurs.

ERROR in client side:



To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.