How To Fix SKWG_ERRS028 - Cast error

SAP Error Message - Details

• Message type: E = Error

• Message class: SKWG_ERRS - Message Class for SKWG Errors

• Message number: 028

• Message text: Cast error

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SKWG_ERRS028 - Cast error ?

  The SAP error message SKWG_ERRS028, which indicates a "Cast error," typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when there is an issue with data type conversion or casting between different data types. This can happen during data loading, transformation, or reporting processes.
  Causes:
  
  
  Data Type Mismatch: The most common cause is a mismatch between the expected data type and the actual data type of the data being processed. For example, trying to cast a string to a numeric type when the string contains non-numeric characters.
  
  
  Inconsistent Data: If the source data contains unexpected or inconsistent values that cannot be converted to the target data type, this error may occur.
  
  
  Modeling Issues: Errors in the data model, such as incorrect definitions of InfoObjects or transformations, can lead to casting errors.
  
  
  Data Source Issues: Problems with the data source, such as changes in the structure or data types of the source system, can also trigger this error.
  
  
  Solutions:
  
  
  Check Data Types: Review the data types defined in your InfoObjects, transformations, and data sources. Ensure that they match the expected types and that there are no discrepancies.
  
  
  Data Cleansing: Cleanse the source data to ensure that it conforms to the expected formats. For example, remove non-numeric characters from numeric fields.
  
  
  Transformation Logic: Review the transformation logic in your data flow. Ensure that any casting or conversion functions are correctly applied and that they handle potential exceptions.
  
  
  Error Handling: Implement error handling in your data loading process to catch and log errors. This can help identify specific records that are causing the issue.
  
  
  Testing: Test the data load with a smaller dataset to isolate the problem. This can help you identify specific records or fields that are causing the casting error.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for specific guidance related to the version of SAP you are using, as there may be version-specific considerations.
  
  
  Related Information:
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  
  
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues. You can find discussions, solutions, and best practices.
  
  
  Debugging Tools: Utilize SAP BW or HANA debugging tools to trace the data flow and identify where the casting error occurs.
  
  
  By following these steps, you should be able to diagnose and resolve the SKWG_ERRS028 Cast error in your SAP environment.