How To Fix CNV_PE_POST028 - BBKPF must contain exactly one record

CNV_PE_POST028 - Overview

• Message type: E = Error

• Message class: CNV_PE_POST -

• Message number: 028

• Message text: BBKPF must contain exactly one record

Self-Explanatory Message

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CNV_PE_POST028 - Details

• The SAP error message CNV_PE_POST028 indicates that the table BBKPF (which is part of the Financial Accounting module) must contain exactly one record during a specific operation, typically related to data migration or conversion processes. This error often arises in the context of using SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
  
  Cause:
  The error occurs when the system expects to find exactly one record in the BBKPF table, but it finds either none or more than one record. This situation can arise due to several reasons:
  
  Data Duplication: There may be duplicate entries in the BBKPF table that violate the uniqueness constraint.
  Missing Data: The expected record might not have been created or migrated properly.
  Incorrect Configuration: The configuration settings for the migration process may not align with the data structure or requirements.
  Data Integrity Issues: There may be issues with the integrity of the data being migrated,