How To Fix CMT2187 - A transaction is open

CMT2187 - Overview

• Message type: E = Error

• Message class: CMT2 - Add-On Version: Message Class in CM Environment

• Message number: 187

• Message text: A transaction is open

What causes this issue?

You want to carry out an action to make the system post data in the
database. An example of this is when you start a structure explosion in
a baseline. However, you previously changed some data, but did not save
the changes.

System Response

The action is canceled.

How to fix this error?

First save your changes, or discard them. Repeat the action once again.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CMT2187 - A transaction is open ?

  The SAP error message CMT2187, which states "A transaction is open," typically occurs when a user attempts to perform an action that requires a transaction to be closed or finalized, but there is an open transaction that is preventing this action. This can happen in various contexts, such as during data entry, processing, or when trying to execute certain functions in SAP.
  
  Cause:
  
  Open Transaction: The most common cause is that there is an open transaction that has not been completed or saved. This could be due to a user leaving a transaction open or a system process that has not finished.
  Session Management: Sometimes, multiple sessions or windows may be open, and the system is unable to process the new request because it is still waiting for the previous transaction to complete.
  Lock Entries: There may be lock entries in the database that prevent the transaction from being completed.
  User Errors: Users may inadvertently