How To Fix CNV_PE190 - Interface 2 is not of type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 190

• Message text: Interface 2 is not of type &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE190 - Interface 2 is not of type &1 ?

  The SAP error message "CNV_PE190 Interface 2 is not of type &1" 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 specific interface and the actual data type being provided.
  Cause:
  
  Data Type Mismatch: The error usually arises when the data being processed does not match the expected data type defined in the interface. For example, if the interface expects a numeric value but receives a string or an incompatible format, this error will be triggered.
  Incorrect Mapping: If the mapping of fields from the source to the target system is not correctly defined, it can lead to this error.
  Configuration Issues: There may be issues in the configuration of the migration or conversion process, such as incorrect settings in the migration cockpit or the data transfer process.
  
  Solution:
  
  Check Data Types: Review the data being provided for Interface 2 and ensure that it matches the expected data type. You may need to convert or format the data correctly before processing.
  Review Mapping: Verify the mapping of fields in the migration cockpit or the relevant configuration settings. Ensure that the source fields are correctly mapped to the target fields and that the data types align.
  Adjust Configuration: If there are configuration settings that define the expected data types, review and adjust them as necessary to ensure compatibility with the incoming data.
  Data Validation: Implement data validation checks before the migration process to catch any discrepancies in data types early on.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the expected data types and any additional configuration that may be required.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using to understand the requirements and configurations.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.