How To Fix /CFG/APPL_DR001 - Verify key collision detection for primary key &1 and record id &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /CFG/APPL_DR -

• Message number: 001

• Message text: Verify key collision detection for primary key &1 and record id &2

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 /CFG/APPL_DR001 - Verify key collision detection for primary key &1 and record id &2 ?

  The SAP error message /CFG/APPL_DR001 indicates a problem related to key collision detection for a primary key in the context of data replication or data transfer processes. This error typically arises when there is a conflict in the primary key values being used in the system, which can lead to issues in data consistency and integrity.
  Cause:
  
  Key Collision: The error occurs when the system detects that the primary key value being used for a record already exists in the target table or system. This can happen during data replication, data migration, or when inserting records into a database table.
  Data Inconsistency: If there are multiple records with the same primary key in the source system or if the data has not been properly synchronized, it can lead to this error.
  Configuration Issues: Incorrect configuration settings in the data replication or transfer process can also lead to key collisions.
  
  Solution:
  
  Check Existing Records: Verify the existing records in the target table to see if the primary key value already exists. If it does, you may need to update the existing record instead of trying to insert a new one.
  Data Cleanup: If there are duplicates in the source data, clean up the data to ensure that each primary key is unique before attempting the replication or transfer again.
  Adjust Configuration: Review the configuration settings for the data replication or transfer process to ensure that they are set up correctly to handle primary keys.
  Error Handling: Implement error handling in your data transfer logic to manage situations where key collisions occur, such as logging the errors and skipping the problematic records.
  Consult Documentation: Refer to SAP documentation or support resources for specific guidance related to your version of SAP and the context in which the error occurs.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to inspect the table structure and primary key definitions.
  Data Replication Framework: If you are using SAP Data Services or SAP Landscape Transformation (SLT), review the configuration and logs for any issues related to data replication.
  Support Community: Engage with the SAP Community or forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.