How To Fix 37541 - Transformation not possible (type & is not CHAR or NUMC)

SAP Error Message - Details

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 541

• Message text: Transformation not possible (type & is not CHAR or NUMC)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 37541 - Transformation not possible (type & is not CHAR or NUMC) ?

  The SAP error message 37541, "Transformation not possible (type & is not CHAR or NUMC)," typically occurs during data transformation processes, such as when using the SAP Data Transfer Workbench, SAP BW, or during data extraction and loading processes. This error indicates that the system is attempting to transform a data field that is not of the expected character (CHAR) or numeric (NUMC) type.
  Cause:
  
  Data Type Mismatch: The field being transformed is of a data type that is not compatible with the transformation rules defined in the system. For example, it could be a date, time, or a binary type.
  Incorrect Mapping: The mapping of fields in the transformation might be incorrect, leading to an attempt to transform a non-compatible data type.
  Source System Issues: The source system might be providing data in an unexpected format or type that does not match the target structure.
  
  Solution:
  
  Check Data Types: Review the data types of the source and target fields in the transformation. Ensure that the source field is of type CHAR or NUMC.
  Adjust Mapping: If the mapping is incorrect, adjust it to ensure that only compatible data types are being transformed. You may need to modify the transformation rules to handle the data correctly.
  Data Cleansing: If the source data contains unexpected values or formats, consider cleansing the data before the transformation process. This may involve converting data types or formatting values to match the expected types.
  Use Conversion Functions: If necessary, use conversion functions in the transformation to convert the data to a compatible type before the transformation occurs.
  Check for Null Values: Ensure that there are no null or empty values in the source data that could be causing the transformation to fail.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for details on data types and transformation rules.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to check the definitions of the fields involved.
  Debugging: If the issue persists, consider debugging the transformation process to identify the exact point of failure and the data being processed at that time.
  SAP Notes: Check for any relevant SAP Notes that might address known issues related to this error message.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.