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Intermittent "SQLState: null ErrorCode: 17002 Message: Io exception: The Network Adapter could not establish the connection" In A JDBC Thin Application (Doc ID 761775.1)

Last updated on FEBRUARY 26, 2021

Applies to:

JDBC - Version 10.2.0.3 and later
Information in this document applies to any platform.

Symptoms


An application using Oracle JDBC driver for connections to the database is getting the next error in an intermittent manner:

SQLState: null ErrorCode: 17002
Message: Io exception: The Network Adapter could not establish the connection


The section on the log with the error is as follows:

 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution

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