Troubleshooting ORA-24756 while Running an XA Program or MSDTC with the Oracle RDBMS
(Doc ID 1076242.6)
Last updated on JANUARY 08, 2025
Applies to:
Oracle Database - Enterprise EditionOracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
NOTE: In the images and/or the document content below, the user information and data used represents fictitious data from the Oracle sample schema(s) or Public Documentation delivered with an Oracle database product. Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner.
Purpose
This notes explains the steps that can be taken to avoid the ORA-24756 error in an XA environment. It includes details of how to trace the process to help eliminate the error, and is intended for DBAs running a system that uses XA and developers implementing a system that will use the XA interface.
This Note also explains one cause of the ORA-24756 error in an MSDTC distributed environment.
Troubleshooting Steps
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In this Document
| Purpose |
| Troubleshooting Steps |
| 1. ORA-24756 Errors as a Result of a Timeout |
| 2. ORA-24756 in a RAC Database when the Same Transaction Lands on Multiple Instances |
| References |