How To Fix RSWADMDERR1132 - Duplicate item IDs found; second instance ignored

SAP Error Message - Details

• Message type: E = Error

• Message class: RSWADMDERR1 - Web Application Designer 4.0 Error Messages

• Message number: 132

• Message text: Duplicate item IDs found; second instance ignored

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 RSWADMDERR1132 - Duplicate item IDs found; second instance ignored ?

  The SAP error message RSWADMDERR1132 indicates that there are duplicate item IDs found in the context of the SAP system, specifically when dealing with the data extraction or data processing in the context of the SAP BW (Business Warehouse) or similar data management processes. This error typically occurs when the system encounters multiple entries with the same identifier, which can lead to confusion or data integrity issues.
  Cause:
  
  
  Duplicate Entries: The primary cause of this error is the presence of duplicate item IDs in the data source or during the data extraction process. This can happen due to:
  
  Incorrect data loading processes.
  Data inconsistencies in the source system.
  Manual data entry errors.
  Issues in the data transformation process.
  
  
  
  Configuration Issues: Sometimes, the configuration settings in the data model or extraction process may not be set up to handle duplicates properly.
  
  
  Solution:
  
  
  Identify Duplicates: 
  
  Check the source data for duplicate item IDs. You can run queries or reports to identify where the duplicates are occurring.
  Use transaction codes like SE16 or SE11 to inspect the relevant tables for duplicates.
  
  
  
  Data Cleansing:
  
  Once duplicates are identified, you may need to clean the data. This could involve:
  
  Removing or consolidating duplicate entries.
  Correcting any data entry errors.
  Ensuring that the data loading process is correctly configured to prevent duplicates.
  
  
  
  
  
  Adjust Configuration:
  
  Review the configuration settings in the data model or extraction process to ensure that it is set up to handle duplicates appropriately. This may involve adjusting settings in the InfoObjects or data sources.
  
  
  
  Testing:
  
  After making changes, perform a test run of the data extraction or processing to ensure that the error does not occur again.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or support notes related to the specific data extraction or processing scenario you are working with for additional guidance.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Data Modeling: Understanding how data is modeled in SAP BW can help prevent issues with duplicates. Familiarize yourself with InfoObjects, DataSources, and InfoProviders.
  Data Quality Tools: Consider using data quality tools or features within SAP to monitor and manage data integrity proactively.
  
  By addressing the root cause of the duplicates and ensuring proper data management practices, you can resolve the RSWADMDERR1132 error and prevent it from occurring in the future.