How To Fix W/054 - Error during conversion

SAP Error Message - Details

• Message type: E = Error

• Message class: W/ -

• Message number: 054

• Message text: Error during conversion

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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• What is the cause and solution for SAP error message W/054 - Error during conversion ?

  SAP Error Message:
  
  W/054 Error during conversion
  
  Cause:
  The warning message W/054 Error during conversion typically occurs during data conversion processes in SAP, such as during data migration, data upload, or when converting data formats (e.g., during batch input, IDoc processing, or data transfer between systems). It indicates that SAP encountered an issue while trying to convert data from one format or type to another.
  Common causes include:
  
  Incorrect data format: The source data does not match the expected format or data type.
  Invalid characters or values: The data contains characters or values that cannot be converted (e.g., alphabets in numeric fields).
  Length mismatch: The data length exceeds the target field length.
  Conversion routine errors: Custom or standard conversion routines (user exits, BAdIs) have errors or are not handling certain data correctly.
  Locale or decimal separator issues: Differences in decimal separators (comma vs dot) or date formats.
  Missing or incorrect conversion rules: The system lacks proper conversion rules for the data type.
  
  
  Solution:
  To resolve the W/054 Error during conversion, follow these steps:
  
  
  Check the detailed error log:
  
  Look at the application log or dump to identify which field or data caused the conversion error.
  
  
  Validate source data:
  
  Ensure the source data matches the expected format, length, and data type. Cleanse the data if necessary.
  
  
  Review conversion routines:
  
  If custom conversion routines or user exits are used, debug and verify their logic to handle all possible data cases.
  
  
  Adjust data formats:
  
  Make sure date, time, and numeric formats conform to the target system’s expectations (e.g., decimal separators, date formats).
  
  
  Increase field length if needed:
  
  If the data length is too long, consider adjusting the target field length or truncating data appropriately.
  
  
  Test with sample data:
  
  Run the conversion with a small set of data to isolate problematic records.
  
  
  Consult SAP Notes:
  
  Search for SAP Notes related to W/054 or the specific conversion scenario for known issues and patches.
  
  
  
  Related Information:
  
  
  Transaction codes:  
  
  SLG1 (Application Log) to check detailed logs.  
  SM35 (Batch Input) if the error occurs during batch input processing.  
  WE02 or WE05 for IDoc monitoring if related to IDoc processing.
  
  
  
  Common scenarios:  
  
  Data migration using LSMW or SAP Data Services.  
  IDoc inbound or outbound processing.  
  Batch input sessions.
  
  
  
  SAP Notes and KBAs:
  
  Search SAP Support Portal for notes mentioning "W/054" or "Error during conversion" along with your module or process.
  
  
  
  If you provide the exact context (e.g., transaction, data object, or process where the error occurs), I can help with more specific guidance.