How To Fix CX126 - Configurations &1 and &2 are different (&3)

CX126 - Overview

• Message type: E = Error

• Message class: CX - Nachrichten für Konfigurationsprozess

• Message number: 126

• Message text: Configurations &1 and &2 are different (&3)

What causes this issue?

The two configurations being compared are different. For example, the
values assigned to characteristic &V3& are different.

System Response

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

How to fix this error?

For more information about the differences between the configurations,
start report
<DS:REPN.RCU_COMPARE_CONFIGURATIONS>RCU_COMPARE_CONFIGURATIONS</>.
Make the following entries:
Configuration 1: &V1&
Configuration 2: &V2&
Note 901610 describes how to exclude characteristics from the
comparison.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CX126 - Configurations &1 and &2 are different (&3) ?

  The SAP error message CX126 indicates a configuration mismatch between two components or settings in the system. This error typically arises when there are inconsistencies in the configuration settings that are expected to be the same but are found to be different during processing.
  
  Cause:
  The error message CX126 usually occurs due to one of the following reasons:
  
  Inconsistent Configuration: The configurations for two related components (e.g., materials, plants, or other entities) are not aligned. This could happen if one configuration was changed without updating the other.
  Data Migration Issues: If data has been migrated from one system to another, inconsistencies may arise if the configurations were not properly aligned during the migration process.
  Custom Development: Custom programs or enhancements may lead to discrepancies if they do not adhere to the expected configuration standards.
  Transport Issues: If configurations were transported from one environment to another (e.g., from development to production) and not all related configurations were