How To Fix CNV_PE720 - Data type &1 of parameter &2 is not allowed for a worklist field

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 720

• Message text: Data type &1 of parameter &2 is not allowed for a worklist field

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE720 - Data type &1 of parameter &2 is not allowed for a worklist field ?

  The SAP error message "CNV_PE720 Data type &1 of parameter &2 is not allowed for a worklist field" typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is a mismatch between the expected data type for a worklist field and the actual data type being used.
  Cause:
  
  Data Type Mismatch: The parameter specified in the error message has a data type that is not compatible with the expected data type for the worklist field. For example, if a field is expected to be a character type but is being provided as a numeric type, this error will occur.
  Configuration Issues: There may be issues in the configuration of the migration project or the mapping of fields, leading to incorrect data types being assigned.
  Custom Fields: If custom fields are being used, they may not be properly defined or mapped, leading to data type conflicts.
  
  Solution:
  
  Check Data Types: Review the data types of the parameters being passed to ensure they match the expected data types for the worklist fields. You can refer to the documentation or the data model for the specific migration scenario you are working with.
  Adjust Mapping: If you are using a mapping tool, ensure that the mappings are correctly defined and that the data types align with the target fields.
  Modify Data: If the data being imported or processed is incorrect, you may need to modify it to ensure that it conforms to the expected data types.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the expected data types and any constraints that may apply.
  Debugging: If the issue persists, consider enabling debugging or logging to get more detailed information about where the error is occurring and what data is being processed.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on data type compatibility issues.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific migration tool you are using for best practices and troubleshooting tips.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to identify the cause of the CNV_PE720 error and implement a solution to resolve it.