My Oracle Support Banner

Getting ORA-12569: TNS:Packet Checksum Failure While Trying To Connect Through Client (Doc ID 257793.1)

Last updated on JUNE 13, 2023

Applies to:

Oracle Net Services - Version 8.1.7.4 and later
Information in this document applies to any platform.

Symptoms

 Getting following error while trying to connect through client:

SQL> <username>/<pwd>@<alias>
ERROR:
ORA-12569: TNS:packet checksum failure

- DISABLE_OOB=ON has already set into sqlnet.ora file.
- Tnsping works fine.

Changes

 

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!

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