How To Fix CNV_20400_CHECK034 - At least one controlling area has differences in the All Currencies flag

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20400_CHECK - Messages for check functions (controlling area merge)

• Message number: 034

• Message text: At least one controlling area has differences in the All Currencies flag

What causes this issue?

Controlling areas have different settings for flag "all currencies".
Harmonization in customizing is needed before the start of controlling
area merge.
You cannot run the transformation solution <ZK>Controlling Area Merge
</>because certain prerequisites have not been met. We recommend that
you contact SAP for support by creating a ticket using component
CA-LT-CNV.

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?

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 CNV_20400_CHECK034 - At least one controlling area has differences in the All Currencies flag ?

  The SAP error message CNV_20400_CHECK034 indicates that there are discrepancies in the "All Currencies" flag for at least one controlling area during a conversion or migration process. This error typically arises in the context of data migration or system conversion, particularly when using SAP's Conversion Tools or during the implementation of SAP S/4HANA.
  Cause:
  The error is caused by inconsistencies in the configuration of controlling areas within the SAP system. Specifically, it occurs when:
  
  One or more controlling areas have different settings for the "All Currencies" flag. This flag determines whether the controlling area allows transactions in all currencies or is restricted to specific currencies.
  The inconsistency can arise from differences in the configuration of controlling areas, especially if they are being migrated or consolidated.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Controlling Area Settings:
  
  Go to the SAP GUI and navigate to the controlling area configuration (Transaction code: OX19).
  Review the settings for each controlling area, particularly the "All Currencies" flag.
  
  
  
  Standardize the Configuration:
  
  If you find that some controlling areas have the "All Currencies" flag set to different values, decide on a standard setting that should be applied across all relevant controlling areas.
  Update the configuration of the controlling areas to ensure they are consistent. This may involve changing the flag for some controlling areas to match others.
  
  
  
  Re-run the Migration or Conversion Process:
  
  After making the necessary adjustments, re-run the migration or conversion process to see if the error persists.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration or conversion process you are undertaking. There may be additional considerations or steps outlined for your specific scenario.
  
  
  
  Seek Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support or consulting with an SAP expert who can provide guidance based on your specific system configuration and requirements.
  
  
  
  Related Information:
  
  Transaction Codes: OX19 (Controlling Area Configuration), OX02 (Edit Company Code).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Migration Tools: Familiarize yourself with the SAP Migration Cockpit or other tools you are using for the migration process, as they may have specific requirements or checks related to controlling area configurations.
  
  By ensuring that all controlling areas have consistent settings regarding the "All Currencies" flag, you should be able to resolve the CNV_20400_CHECK034 error and proceed with your migration or conversion activities.