Message type: E = Error
Message class:  CNV_PE_CHECK - Check Framework messages for posting engine 
Message number: 264
Message text: Debit/credit reference parameter ID missing for parameter &1
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The SAP error message CNV_PE_CHECK264 indicates that there is a missing debit/credit reference parameter ID for a specific parameter in the context of a conversion or migration process. This error typically arises during data migration activities, especially when using tools like SAP S/4HANA Migration Cockpit or other data transfer methods.
Cause: The error occurs when the system expects a debit/credit reference parameter ID to be provided for a specific parameter (denoted as &1 in the error message), but it is not found. This can happen due to: Incomplete Configuration: The migration or conversion settings may not have been fully configured, leading to missing parameters. Data Mapping Issues: The mapping of source data to target fields may not have been correctly defined, resulting in missing references. Custom Development: If there are custom developments or enhancements in the system, they may not be aligned with the expected parameters for the migration process.
Solution: To resolve this error, you can
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