How To Fix RSDME214 - Duplicate values found;reassign values

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDME -

• Message number: 214

• Message text: Duplicate values found;reassign values

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDME214 - Duplicate values found;reassign values ?

  The SAP error message RSDME214, which states "Duplicate values found; reassign values," typically occurs in the context of SAP BW (Business Warehouse) when you are trying to load data into a DataStore Object (DSO) or InfoObject that has unique constraints. This error indicates that the data being loaded contains duplicate values for a key field that is expected to be unique.
  Cause:
  
  Duplicate Data: The most common cause of this error is that the data being loaded contains duplicate entries for a key field that should be unique. This can happen if the source data itself has duplicates or if the transformation logic does not handle duplicates properly.
  Incorrect Data Model: The data model may not be set up correctly, leading to conflicts in key fields.
  Data Source Issues: The data source might be providing data that does not conform to the expected structure or uniqueness constraints.
  
  Solution:
  
  
  Identify Duplicates: 
  
  Check the source data for duplicates. You can do this by querying the source table or using tools like SAP BW Query Designer to analyze the data.
  Use transaction codes like SE16 or SE11 to view the data in the relevant tables.
  
  
  
  Adjust Data Load:
  
  If duplicates are found in the source data, you may need to clean the data before loading it into SAP BW. This can involve removing duplicates or aggregating data to ensure uniqueness.
  Modify the transformation logic to handle duplicates appropriately, such as by using aggregation functions or filters.
  
  
  
  Reassign Values:
  
  If the duplicates are valid but need to be differentiated, consider reassigning values or creating a new key that combines multiple fields to ensure uniqueness.
  
  
  
  Check Data Model:
  
  Review the data model in SAP BW to ensure that the key fields are defined correctly and that the uniqueness constraints are appropriate for the data being loaded.
  
  
  
  Use Data Quality Tools:
  
  Consider using data quality tools or features within SAP BW to identify and resolve data quality issues before loading.
  
  
  
  Related Information:
  
  DataStore Objects (DSOs): Understand the structure and constraints of the DSOs you are working with, as they play a crucial role in how data is stored and managed in SAP BW.
  Transformation Rules: Review the transformation rules that are applied during the data load process to ensure they are set up to handle duplicates correctly.
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or solutions related to this error message.
  
  By following these steps, you should be able to resolve the RSDME214 error and successfully load your data into SAP BW.