How To Fix RSDA048 - Data loss rejected

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDA - BW Archiving: Messages

• Message number: 048

• Message text: Data loss rejected

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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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDA048 - Data loss rejected ?

  The SAP error message RSDA048 "Data loss rejected" typically occurs in the context of SAP Data Services or SAP BW (Business Warehouse) when there is an issue with data extraction or transformation processes. This error indicates that the system has detected potential data loss during the data transfer or processing, and as a result, it has rejected the operation to prevent any inconsistencies in the data.
  Causes:
  
  Data Type Mismatch: The source and target data types may not match, leading to potential data truncation or loss.
  Data Transformation Issues: During data transformation, certain records may not meet the criteria or may be altered in a way that causes loss of information.
  Invalid Data: The data being processed may contain invalid or unexpected values that cannot be handled by the target structure.
  Configuration Issues: Incorrect settings in the data flow or extraction process can lead to data loss scenarios.
  Data Volume: Large volumes of data being processed at once may lead to performance issues, causing the system to reject data to maintain integrity.
  
  Solutions:
  
  Check Data Types: Ensure that the data types in the source and target systems match. Adjust the data types in the data flow or transformation rules as necessary.
  Review Transformation Logic: Examine the transformation logic to ensure that it correctly handles all possible values and does not inadvertently cause data loss.
  Validate Input Data: Before processing, validate the input data to ensure it meets the expected format and constraints.
  Adjust Configuration: Review the configuration settings in the data flow or extraction process to ensure they are set up correctly to handle the data being processed.
  Error Handling: Implement error handling mechanisms to capture and log records that are causing issues, allowing for further analysis and correction.
  Test with Smaller Data Sets: If processing large volumes of data, try running the process with smaller data sets to identify if the issue persists.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the RSDA048 error. SAP frequently updates its knowledge base with solutions for common errors.
  Logs and Traces: Review logs and traces in the SAP system to gather more information about the context in which the error occurred. This can provide insights into specific records or transformations that are causing the issue.
  Documentation: Refer to SAP documentation for best practices in data extraction and transformation processes to ensure compliance with recommended guidelines.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with SAP support or a technical expert familiar with your specific SAP environment.