How To Fix RSDA185 - Field '&1': Length changed from &2 to &3 for type change to '&4'

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDA - BW Archiving: Messages

• Message number: 185

• Message text: Field '&1': Length changed from &2 to &3 for type change to '&4'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDA185 - Field '&1': Length changed from &2 to &3 for type change to '&4' ?

  The SAP error message RSDA185 indicates that there is a discrepancy in the length of a field in a DataSource or InfoObject. This typically occurs when there is a change in the data type or length of a field in the underlying database or in the structure of the DataSource, which is not reflected in the corresponding InfoObject or DataSource in SAP BW.
  Cause:
  The error message RSDA185 is triggered when:
  
  A field's length has been modified in the source system (e.g., a database table).
  The corresponding field in the SAP BW DataSource or InfoObject has not been updated to reflect this change.
  The change could be due to a data type change (e.g., from CHAR to VARCHAR) or a length change (e.g., from 10 characters to 20 characters).
  
  Solution:
  To resolve the RSDA185 error, follow these steps:
  
  
  Identify the Field: Check the error message for the specific field name (&1) and the lengths before (&2) and after (&3) the change, as well as the new data type (&4).
  
  
  Update the DataSource or InfoObject:
  
  Go to the DataSource or InfoObject in SAP BW that corresponds to the field mentioned in the error message.
  Adjust the field length and/or data type to match the changes made in the source system.
  If it is a DataSource, you may need to regenerate the DataSource after making changes.
  
  
  
  Activate Changes: After making the necessary adjustments, activate the DataSource or InfoObject to ensure that the changes take effect.
  
  
  Test the Data Load: Perform a test data load to verify that the error has been resolved and that data is being loaded correctly.
  
  
  Check for Other Dependencies: If the field is used in other objects (like transformations, queries, etc.), ensure that those objects are also updated if necessary.
  
  
  Related Information:
  
  DataSource: A DataSource in SAP BW is a structure that defines how data is extracted from a source system.
  InfoObject: An InfoObject is a basic building block in SAP BW that represents a characteristic or key figure.
  Data Type Changes: Changes in data types can affect how data is stored and processed, so it is crucial to keep the definitions in sync between the source system and SAP BW.
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to this error.
  
  By following these steps, you should be able to resolve the RSDA185 error and ensure that your DataSource or InfoObject is correctly aligned with the source system's structure.