How To Fix /PM0/ABT_CML027 - Key structure of reminder for reference INFOEXTDT_ID &1 not unique

/PM0/ABT_CML027 - Overview

• Message type: E = Error

• Message class: /PM0/ABT_CML -

• Message number: 027

• Message text: Key structure of reminder for reference INFOEXTDT_ID &1 not unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PM0/ABT_CML027 - Key structure of reminder for reference INFOEXTDT_ID &1 not unique ?

  The SAP error message /PM0/ABT_CML027 indicates that there is a problem with the uniqueness of a key structure related to a reminder in the context of the SAP Project Management (PM) or Controlling (CO) modules. Specifically, it suggests that the reference INFOEXTDT_ID &1 is not unique, which means that there are multiple entries in the database that share the same key, leading to ambiguity.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the database for the specified key structure. This can happen due to incorrect data entry, data migration issues, or system inconsistencies.
  
  Configuration Issues: There may be issues with the configuration of the key structures in the system, leading to conflicts in how the data is being referenced.
  Data Integrity Issues: If the data integrity is compromised, it can lead to situations where the same identifier is being used for multiple records.
  
  
  Solution:
  
  
  Check for Duplicates: