How To Fix RSDS090 - &1: Length &2 deviates from data element (&3)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDS - New DataSource

• Message number: 090

• Message text: &1: Length &2 deviates from data element (&3)

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 RSDS090 - &1: Length &2 deviates from data element (&3) ?

  The SAP error message RSDS090 typically indicates a discrepancy between the length of a field in a data source and the length defined in the corresponding data element. This error often arises in the context of data extraction or data modeling, particularly when working with DataSources in SAP BW (Business Warehouse) or when dealing with InfoObjects.
  
  Cause:
  
  Field Length Mismatch: The length of the field in the source system (e.g., a database table or a flat file) does not match the length defined in the SAP BW data element.
  Changes in Source Structure: If the structure of the source data has changed (e.g., a field was extended or modified), it may lead to this error.
  Incorrect DataSource Configuration: The DataSource may not be correctly configured to match the source system's data structure.
  
  
  Solution:
  
  Check Data Element Definition: Verify the definition of the data element in SAP BW. Ensure that the length defined for the data element