My Oracle Support Banner

ORA-28500: Connection From ORACLE To A Non-Oracle System Returned This Message: C (Doc ID 2325424.1)

Last updated on JANUARY 18, 2024

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2 to 12.2]
Information in this document applies to any platform.


When using Database Gateway for ODBC (DG4ODBC) to connect to a Postgresql database using a Postgres ODBC connection the following error is encountered:

ORA-28500: connection from ORACLE to a non-Oracle system returned this message:


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.