My Oracle Support Banner

Fatal NI connect error TNS-12545,12560,ORA-609 in Database alert log (Doc ID 2318699.1)

Last updated on SEPTEMBER 11, 2023

Applies to:

Oracle Net Services - Version 12.2.0.1 and later
Information in this document applies to any platform.

Symptoms

Connections seems to be failing and reporting following errors in alert log .


***********************************************************************

Fatal NI connect error 12545, connecting to:
 (LOCAL=NO)

  VERSION INFORMATION:
TNS for 64-bit Windows: Version 12.2.0.1.0 - Production
Oracle Bequeath NT Protocol Adapter for 64-bit Windows: Version 12.2.0.1.0 - Production
Windows NT TCP/IP NT Protocol Adapter for 64-bit Windows: Version 12.2.0.1.0 - Production
  Time: 16-OCT-2017 13:47:17
  Tracing not turned on.
  Tns error struct:
  ns main err code: 12545
 
TNS-12545: Connect failed because target host or object does not exist
  ns secondary err code: 12560
  nt main err code: 0
  nt secondary err code: 0
  nt OS err code: 0
2017-10-16T13:47:17.930336+02:00
opiodr aborting process unknown ospid (35868) as a result of ORA-609
2017-10-16T13:49:47.338831+02:00




Changes

New installation or Ip address for the database server has been changed to a new static entry

Cause

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
Symptoms
Changes
Cause
Solution
References


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