How To Fix RSDSO_UPDATE063 - Duplicates are not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDSO_UPDATE -

• Message number: 063

• Message text: Duplicates are not allowed

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDSO_UPDATE063 - Duplicates are not allowed ?

  The SAP error message RSDSO_UPDATE063, which states "Duplicates are not allowed," typically occurs in the context of data loading or data processing in SAP BW (Business Warehouse) or SAP HANA environments. This error indicates that the system has encountered duplicate records that violate the uniqueness constraints defined for the data target (e.g., InfoObject, DataStore Object, or InfoCube).
  Cause:
  
  Duplicate Records in Source Data: The source data being loaded into the target object contains duplicate entries that violate the uniqueness constraints.
  Incorrect Data Modeling: The data model may not be correctly defined, leading to situations where duplicates are not handled properly.
  Data Transformation Issues: During the ETL (Extract, Transform, Load) process, transformations may inadvertently create duplicates.
  Incorrect Load Settings: The settings for the data load (e.g., update mode) may not be configured to handle duplicates appropriately.
  
  Solution:
  
  
  Identify Duplicates: 
  
  Check the source data for duplicates. You can use SQL queries or data profiling tools to identify duplicate records in the source system.
  Use transaction codes like RSA1 in SAP BW to analyze the data flow and identify where duplicates are occurring.
  
  
  
  Adjust Data Load Settings:
  
  If duplicates are acceptable in your business context, consider changing the update mode of the data load (e.g., from "Additive" to "Overwrite" or "Delta" mode).
  Ensure that the data load settings are configured to handle duplicates appropriately.
  
  
  
  Modify Data Transformation Logic:
  
  Review and adjust the transformation logic in your data flow to ensure that it does not create duplicates.
  Implement aggregation or deduplication logic in the transformation process if necessary.
  
  
  
  Data Cleansing:
  
  Cleanse the source data to remove duplicates before loading it into the target object.
  Use data quality tools or scripts to automate the deduplication process.
  
  
  
  Check Data Model:
  
  Review the data model to ensure that the uniqueness constraints are correctly defined and that they align with business requirements.
  If necessary, modify the data model to accommodate the data structure.
  
  
  
  Error Handling:
  
  Implement error handling in your data load process to log and manage duplicate records effectively.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to RSDSO_UPDATE063 for any specific patches or updates that may address this issue.
  Documentation: Review SAP BW or SAP HANA documentation for best practices on data loading and handling duplicates.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the RSDSO_UPDATE063 error and implement a solution to resolve it.