How To Fix CNV_CDMC_CA262 - Enter exactly one system with role 'R'

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CDMC_CA - CDMC Clearing Analysis

• Message number: 262

• Message text: Enter exactly one system with role 'R'

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CDMC_CA262 - Enter exactly one system with role 'R' ?

  The SAP error message CNV_CDMC_CA262 indicates that the system is expecting exactly one system to be defined with the role 'R' (which typically stands for "Reference System") in the context of a data migration or conversion process. This error usually arises during the execution of a conversion or migration project using the SAP Conversion Tools.
  Cause:
  The error occurs when:
  
  No system is defined with the role 'R'.
  More than one system is defined with the role 'R'.
  The configuration of the systems in the migration project is incorrect.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check System Configuration:
  
  Go to the transaction code related to the migration project (often CNV_MBT or similar).
  Navigate to the section where systems are defined.
  Ensure that there is exactly one system assigned the role 'R'.
  
  
  
  Modify System Roles:
  
  If there are multiple systems with the role 'R', you need to change the roles so that only one system retains the 'R' role.
  If no system is assigned the role 'R', you need to assign one of the existing systems to this role.
  
  
  
  Validate System Assignment:
  
  After making changes, validate the system assignments to ensure that the configuration is correct.
  Save your changes and try to execute the migration process again.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or notes related to the specific migration tool you are using for any additional configuration steps or requirements.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system is up to date with the latest support packages and notes, as there may be fixes or enhancements related to the migration tools.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CNV_MBT, CNV_CDMC, or others related to your specific migration project.
  SAP Notes: Search for SAP Notes related to the error message or the migration tool you are using. These notes often provide additional insights or solutions.
  SAP Community: Engage with the SAP Community forums for discussions related to similar issues, as other users may have encountered and resolved the same error.
  
  By following these steps, you should be able to resolve the CNV_CDMC_CA262 error and proceed with your migration or conversion project.