How To Fix RSDMD282 - INSERT-ONLY Flag ON and duplicate records found in table &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDMD - Messages for master data

• Message number: 282

• Message text: INSERT-ONLY Flag ON and duplicate records found in table &1.

What causes this issue?

The INSERT-ONLY flag is switched ON in the DTP loading Master Data
attributes and there are duplicate records already existing on the
database.

System Response

The Master Data Update is terminated.

How to fix this error?

Re-schedule the Master Data Update by switching the INSERT-ONLY flag
OFF.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDMD282 - INSERT-ONLY Flag ON and duplicate records found in table &1. ?

  The SAP error message RSDMD282 indicates that there is an issue with duplicate records being found in a table that is set to "INSERT-ONLY" mode. This typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when dealing with data modeling and data loading processes.
  Cause:
  
  INSERT-ONLY Flag: The INSERT-ONLY flag is set on a data target (like an InfoProvider or a table) to ensure that only new records can be inserted. This means that updates or deletions are not allowed.
  Duplicate Records: The error arises when the data load process attempts to insert records that already exist in the target table. This can happen due to:
  
  Data inconsistencies in the source system.
  Incorrect data transformation or mapping during the ETL (Extract, Transform, Load) process.
  Multiple data loads occurring simultaneously that attempt to insert the same records.
  
  
  
  Solution:
  To resolve the RSDMD282 error, you can take the following steps:
  
  
  Identify Duplicates: 
  
  Check the source data for duplicates before loading it into the target table. You can use SQL queries or data profiling tools to identify duplicate records in the source system.
  
  
  
  Modify Data Load Logic:
  
  Adjust the data load process to ensure that it only inserts unique records. This can involve:
  
  Implementing checks in the ETL process to filter out duplicates.
  Using a staging table to cleanse the data before loading it into the final target.
  
  
  
  
  
  Change INSERT-ONLY Setting (if applicable):
  
  If the business requirement allows for updates or deletions, consider changing the INSERT-ONLY flag to allow for these operations. However, this should be done with caution and in accordance with business rules.
  
  
  
  Data Quality Management:
  
  Implement data quality checks and validation rules in the source system to prevent duplicates from being created in the first place.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific version of SAP BW or HANA you are using for any additional guidance or best practices.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Data Modeling: Familiarize yourself with data modeling concepts in SAP BW, especially regarding InfoProviders and data targets.
  ETL Processes: Understand the ETL processes in your SAP environment, including how data is extracted, transformed, and loaded into the target tables.
  
  By following these steps, you should be able to resolve the RSDMD282 error and ensure that your data loading processes run smoothly without encountering duplicate records.