How To Fix ISX_MD_COL011 - Duplicate keys not allowed

ISX_MD_COL011 - Overview

• Message type: E = Error

• Message class: ISX_MD_COL - Common Object Layer for master data replication

• Message number: 011

• Message text: Duplicate keys 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 ISX_MD_COL011 - Duplicate keys not allowed ?

  The SAP error message ISX_MD_COL011, which states "Duplicate keys not allowed," typically occurs in the context of data management, particularly when dealing with master data or transactional data in SAP systems. This error indicates that there are duplicate entries being processed where unique keys are expected.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the data being uploaded or processed. This can happen during data migration, data uploads, or when creating new records.
  Incorrect Data Mapping: If the data mapping during an upload or integration process is incorrect, it may lead to the creation of duplicate keys.
  Data Integrity Issues: Existing data in the system may already contain duplicates that violate the unique constraints defined in the database.
  
  
  Solution:
  
  
  Identify Duplicates: 
  
  Review the data set that is causing the error. Use tools like Excel or SQL queries to identify duplicate entries based on the unique key fields.
  In