How To Fix FDM_MIRROR074 - Tab. FDM_COMP_MIRROR: external key (&1, &2, &3) is present more than once

FDM_MIRROR074 - Overview

• Message type: E = Error

• Message class: FDM_MIRROR - Mirror System Messages

• Message number: 074

• Message text: Tab. FDM_COMP_MIRROR: external key (&1, &2, &3) is present more than once

Self-Explanatory Message

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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 FDM_MIRROR074 - Tab. FDM_COMP_MIRROR: external key (&1, &2, &3) is present more than once ?

  The SAP error message FDM_MIRROR074 indicates that there is a duplicate entry for an external key in the table FDM_COMP_MIRROR. This typically occurs in the context of Financial Data Management (FDM) when the system detects that the same external key (which could be a combination of fields like company code, document number, etc.) is present more than once in the specified table.
  
  Cause:
  
  
  Data Duplication: The most common cause of this error is that the data being processed contains duplicate entries for the specified external key. This could happen due to:
  
  Incorrect data uploads or imports.
  Data being processed from multiple sources that have overlapping keys.
  Manual data entry errors.
  
  
  
  
  Configuration Issues: There may be issues with the configuration of the FDM system that allow for duplicate entries to be created.
  
  
  
  Solution:
  
  
  Identify Duplicates:
  
  Use SQL queries or SAP transaction codes (like SE16 or SE11) to check the FDM_COMP_MIRROR table for duplicate entries based on the external key.
  You can