How To Fix CX_IUUC_RL012 - Entry for &1, &2 already exists

CX_IUUC_RL012 - Overview

• Message type: E = Error

• Message class: CX_IUUC_RL - exception text for CL_IUUC_RL

• Message number: 012

• Message text: Entry for &1, &2 already exists

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CX_IUUC_RL012 - Entry for &1, &2 already exists ?

  The SAP error message CX_IUUC_RL012 indicates that there is an attempt to create an entry in a table or a data structure where an entry with the same key already exists. This error is typically associated with the SAP Landscape Transformation (SLT) replication process, which is used for real-time data replication from source systems to target systems.
  
  Cause:
  The error occurs when:
  
  There is an attempt to insert a record into a table where a record with the same key already exists.
  This can happen due to duplicate data being sent from the source system or due to a failure in the replication process that did not properly handle existing records.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Duplicates: 
  
  Investigate the source system to see if there are duplicate records that are being sent for replication. You may need to clean up the data in the source system.
  
  
  
  Review Replication Settings:
  
  Ensure that