How To Fix /GSINS/ER012 - Customizing is not unique for &1, &2, &3 in /GSINS/REU_TSBTR for &4

/GSINS/ER012 - Overview

• Message type: E = Error

• Message class: /GSINS/ER -

• Message number: 012

• Message text: Customizing is not unique for &1, &2, &3 in /GSINS/REU_TSBTR for &4

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /GSINS/ER012 - Customizing is not unique for &1, &2, &3 in /GSINS/REU_TSBTR for &4 ?

  The SAP error message /GSINS/ER012 Customizing is not unique for &1, &2, &3 in /GSINS/REU_TSBTR for &4 typically indicates that there is a configuration issue in the system related to the customizing settings for a specific transaction or process. This error arises when the system finds multiple entries in the customizing tables that match the criteria specified, leading to ambiguity in determining which entry to use.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the customizing tables related to the specified parameters (e.g., &1, &2, &3).
  Incorrect Configuration: There may be incorrect or incomplete configuration settings in the relevant customizing transaction.
  Missing or Incorrect Keys: The keys used to identify the customizing entries may not be unique, leading to conflicts.
  
  
  Solution:
  
  
  Check Customizing Entries:
  
  Go to the relevant customizing transaction (e.g., SPRO) and navigate to the area related to the error.
  Check the entries in the customizing tables for