AccessViolationException Using OraMTS Distributed Transaction After Applying 11203P5 (Doc ID 1669300.1)

Last updated on JULY 05, 2017

Applies to:

Oracle Data Provider for .NET - Version 11.2.0.3 and later
Information in this document applies to any platform.

Symptoms

After applying 11.2.0.3 bundle patch 5 on client machine, .NET application using system.Data.OracleClient connecting to database server fails with below error message.


"An existing connection was forcibly closed by the remote host".
Description: The process was terminated due to an unhandled exception.
Exception Info: System.AccessViolationException

OR
 
Unhandled Exception: System.AccessViolationException: Attempted to read or write protected memory.
This is often an indication that other memory is corrupt.

Changes

Upgraded client from 11.2.0.3 to 11.2.0.3 P5

Cause

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