How To Fix BWSD126 - Error while writing data (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: BWSD - Messages for Scenario Transfer

• Message number: 126

• Message text: Error while writing data (&1)

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BWSD126 - Error while writing data (&1) ?

  The SAP error message BWSD126 ("Error while writing data (&1)") typically occurs in the context of SAP Business Warehouse (BW) or SAP BusinessObjects when there is an issue with data loading or data processing. This error can arise due to various reasons, and understanding the cause is crucial for finding an appropriate solution.
  Possible Causes:
  
  Data Source Issues: The data source from which data is being extracted may be unavailable or not properly configured.
  Authorization Problems: The user executing the data load may not have the necessary authorizations to write data to the target.
  Data Format Issues: The data being loaded may not conform to the expected format or structure, leading to write errors.
  Database Issues: There may be issues with the underlying database, such as connectivity problems, locks, or insufficient space.
  Transformation Errors: If there are transformations applied to the data, errors in the transformation logic can lead to write failures.
  Data Target Configuration: The target InfoObject or InfoProvider may not be correctly configured to accept the incoming data.
  
  Solutions:
  
  Check Data Source: Ensure that the data source is available and correctly configured. Test the connection to the data source.
  Review Authorizations: Verify that the user has the necessary authorizations to write to the target InfoProvider or database.
  Validate Data Format: Check the data being loaded for any inconsistencies or format issues. Ensure that it matches the expected structure.
  Database Health Check: Investigate the database for any connectivity issues, locks, or space problems. Ensure that the database is operational.
  Debug Transformations: If transformations are involved, debug the transformation logic to identify any errors that may be causing the write failure.
  Check Target Configuration: Review the configuration of the target InfoObject or InfoProvider to ensure it is set up correctly to accept the incoming data.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to monitor data loads and check for errors.
  Logs and Traces: Check the application logs (transaction SLG1) and the BW process chain logs for more detailed error messages that can provide additional context.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the BWSD126 error.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By systematically addressing the potential causes and applying the suggested solutions, you should be able to resolve the BWSD126 error effectively.