How to fix the error ORA-00154: protocol error in transaction monitor?

In this post, you’ll learn more about the Oracle ErrorORA-00154: protocol error in transaction monitor with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-00154: protocol error in transaction monitor

Reason for the Error ORA-00154: protocol error in transaction monitor

The transaction monitor returned TMJOIN on an AX_REG call but the transaction was locally suspended.

How to fix the Error ORA-00154: protocol error in transaction monitor ?

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

Contact the transaction monitor customer support.