How To Fix RSDHA279 - Length of field '&1' does not match length of infoObject '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 279

• Message text: Length of field '&1' does not match length of infoObject '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDHA279 - Length of field '&1' does not match length of infoObject '&2' ?

  The SAP error message RSDHA279 indicates a mismatch in the length of a field in a data source and the corresponding InfoObject in the SAP BW (Business Warehouse) system. This typically occurs during data loading or when trying to activate a data source.
  Cause:
  The error arises when the length of a field in the data source (e.g., an ODS, InfoCube, or DataSource) does not match the defined length of the corresponding InfoObject in the BW system. This can happen due to:
  
  Changes in Data Source: If the structure of the source system has changed (e.g., a field length was increased or decreased) and the corresponding InfoObject in BW has not been updated accordingly.
  Incorrect Mapping: When the mapping between the data source and InfoObject is not correctly defined, leading to length discrepancies.
  Data Type Mismatch: If the data types of the fields do not match (e.g., a character field in the source is mapped to a numeric field in BW).
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Field Lengths: Verify the length of the field in the source system and compare it with the length defined in the InfoObject in BW. You can do this by:
  
  Going to the DataSource in the source system and checking the field properties.
  Checking the InfoObject in the BW system via transaction code RSD1.
  
  
  
  Adjust InfoObject: If the field length in the source system has changed, you may need to adjust the InfoObject in BW:
  
  Go to transaction RSD1 and find the InfoObject.
  Change the length of the InfoObject field to match the source field length.
  Activate the InfoObject after making changes.
  
  
  
  Recheck DataSource: If the DataSource has been modified, ensure that it is correctly defined and activated in BW. You may need to re-import the DataSource if there have been significant changes.
  
  
  Data Transfer Process (DTP): If you are using a DTP, ensure that the transformation rules are correctly set up and that they match the lengths of the fields.
  
  
  Test Data Load: After making the necessary adjustments, test the data load again to ensure that the error is resolved.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  RSD1: InfoObject maintenance.
  RSA1: Data Warehousing Workbench for managing DataSources, DTPs, and transformations.
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on InfoObjects and DataSources.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to this error message.
  
  
  By following these steps, you should be able to identify and resolve the cause of the RSDHA279 error in your SAP BW environment.