How To Fix CC149 - An ECR cannot be a leading channge master record

CC149 - Overview

• Message type: E = Error

• Message class: CC - ECM: Messages

• Message number: 149

• Message text: An ECR cannot be a leading channge master record

What causes this issue?

You want to create an ECR and have chosen the function <LS>leading
change master record</>.
A leading change master record controls,
when the change should become effective, and
groups together several change packages that the different change
objects are allocated to

System Response

The system checks the function of the change master record.

How to fix this error?

You can only create the request with one of the following functions:
change number without release
change number with release
change package

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CC149 - An ECR cannot be a leading channge master record ?

  The SAP error message CC149, which states "An ECR cannot be a leading change master record," typically occurs in the context of Engineering Change Management (ECM) within SAP. This error indicates that there is an issue with the configuration or the way the Engineering Change Record (ECR) is being used in relation to the Change Master Record (CMR).
  
  Cause:
  
  Incorrect Record Type: The error arises when an ECR is being treated as a leading change master record. In SAP, an ECR is meant to initiate changes, while a Change Master Record (CMR) is the actual record that holds the details of the change.
  
  Configuration Issues: There may be configuration settings in the system that are not aligned with the intended use of ECRs and CMRs.
  Process Misunderstanding: Users may not be following the correct process for creating or managing ECRs and CMRs, leading to attempts to set an ECR as a leading record.
  
  
  Solution:
  
  Review the