How to fix the Oracle error ORA-02079: cannot join a committing distributed transaction?

In this post, you’ll learn more about the Oracle ErrorORA-02079: cannot join a committing distributed transaction with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-02079: cannot join a committing distributed transaction

Reason for the Error ORA-02079: cannot join a committing distributed transaction

Once a transaction branch is prepared, no more new transaction branches are allowed to start, nor is the prepared transaction branch allowed to be joined.

How to fix the Error ORA-02079: cannot join a committing distributed transaction ?

You can fix this error in Oracle by following the below steps

Check the application code as this is an XA protocol violation.