My Oracle Support Banner

Error "ORA-24778: cannot open connections " Encountered By Application Using Dblink Transactions Cordinated By XA (Doc ID 2314016.1)

Last updated on JANUARY 03, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Application which access database link in a XA transaction hits ORA-24778: cannot open connections even when open_links and open_links_per_instance are increased from 4 to 64

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
Cause
Solution


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