How To Fix RSAOLTP009 - The length of InfoObject &1 is less than the length of field &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAOLTP - Notifications in OLTP Source Environment

• Message number: 009

• Message text: The length of InfoObject &1 is less than the length of field &2

Self-Explanatory Message

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• What is the cause and solution for SAP error message RSAOLTP009 - The length of InfoObject &1 is less than the length of field &2 ?

  The SAP error message RSAOLTP009 indicates that there is a mismatch between the length of an InfoObject and the length of the corresponding field in the source system. This typically occurs during data extraction processes, particularly when using SAP BW (Business Warehouse) or SAP BI (Business Intelligence) systems.
  Cause:
  The error arises when the length of the InfoObject defined in the SAP BW system is shorter than the length of the field in the source system (like an SAP ERP system). This can happen due to:
  
  Data Model Changes: If the InfoObject was modified after the initial data extraction setup, and its length was reduced.
  Source System Changes: If the field in the source system was modified to increase its length, but the corresponding InfoObject in BW was not updated.
  Inconsistent Data Types: If there is a mismatch in data types or lengths between the source field and the InfoObject.
  
  Solution:
  To resolve the RSAOLTP009 error, you can follow these steps:
  
  
  Check InfoObject Definition:
  
  Go to the InfoObject in the SAP BW system and check its length and data type.
  Ensure that it matches the length and data type of the corresponding field in the source system.
  
  
  
  Modify InfoObject:
  
  If the InfoObject length is indeed shorter, you may need to modify the InfoObject to match the length of the source field.
  This can be done in the InfoObject maintenance transaction (e.g., RSA1 -> InfoObjects).
  
  
  
  Adjust Source Field:
  
  If possible, consider adjusting the source field in the source system to match the InfoObject length, but this is usually not recommended as it may affect other processes.
  
  
  
  Re-activate DataSource:
  
  After making changes to the InfoObject, you may need to re-activate the DataSource in the BW system.
  This can be done in the DataSource maintenance transaction.
  
  
  
  Test Data Extraction:
  
  After making the necessary adjustments, perform a test data extraction to ensure that the error is resolved.
  
  
  
  Check for Other Dependencies:
  
  Ensure that there are no other InfoObjects or DataSources that might be affected by this change.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  RSA1: Data Warehousing Workbench
  RSO2: DataSource Maintenance
  RSD1: InfoObject Maintenance
  
  
  Documentation: Refer to SAP Help documentation for detailed steps on InfoObject and DataSource management.
  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 resolve the RSAOLTP009 error and ensure that your data extraction processes run smoothly.