How To Fix CNV_PE_S4121 - No mapping values for chart of accounts available; define mapping values

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_S4 - Messages for Posting Engine S/4 Content

• Message number: 121

• Message text: No mapping values for chart of accounts available; define mapping values

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_S4121 - No mapping values for chart of accounts available; define mapping values ?

  The SAP error message CNV_PE_S4121 indicates that there are no mapping values available for the chart of accounts in the context of a data migration or conversion process. This typically occurs during the use of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools, where the system expects a mapping between the old and new chart of accounts.
  Cause:
  
  Missing Mapping Entries: The primary cause of this error is that the mapping values for the chart of accounts have not been defined in the system. This can happen if the mapping configuration was not completed or if the necessary entries were not created.
  Incorrect Configuration: There may be an issue with the configuration settings related to the chart of accounts mapping.
  Data Migration Process: The error may arise during the execution of a data migration process where the system is unable to find the required mapping for the accounts being processed.
  
  Solution:
  To resolve the error CNV_PE_S4121, follow these steps:
  
  
  Define Mapping Values:
  
  Go to the transaction code OBY6 (or the relevant transaction for your version) to define the mapping for the chart of accounts.
  Ensure that you have created the necessary mapping entries between the old chart of accounts and the new chart of accounts.
  
  
  
  Check Migration Settings:
  
  Review the migration settings in the SAP system to ensure that the chart of accounts mapping is correctly configured.
  If you are using a migration tool, check the configuration settings specific to that tool.
  
  
  
  Use Migration Cockpit:
  
  If you are using the SAP S/4HANA Migration Cockpit, navigate to the relevant migration object and ensure that the mapping for the chart of accounts is defined.
  You may need to create or adjust the mapping in the cockpit.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or guides related to the specific migration process you are using. This can provide insights into the required steps for defining mapping values.
  
  
  
  Testing:
  
  After defining the mapping values, perform a test run of the migration process to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OBY6 for mapping chart of accounts, OBD4 for defining account groups, and OBD3 for defining the chart of accounts.
  SAP Notes: Check for any SAP Notes related to this error message for additional guidance or patches that may address the issue.
  Data Migration Tools: Understand the specific data migration tools you are using, as they may have unique requirements for mapping configurations.
  
  By following these steps, you should be able to resolve the error and successfully define the necessary mapping values for the chart of accounts in your SAP system.