How To Fix /ISDFPS/IM_CUA020 - CUA connection has been changed; all CUA IDocs are obsolete

/ISDFPS/IM_CUA020 - Overview

• Message type: E = Error

• Message class: /ISDFPS/IM_CUA -

• Message number: 020

• Message text: CUA connection has been changed; all CUA IDocs are obsolete

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/IM_CUA020 - CUA connection has been changed; all CUA IDocs are obsolete ?

  The SAP error message /ISDFPS/IM_CUA020 CUA connection has been changed; all CUA IDocs are obsolete typically occurs in the context of Central User Administration (CUA) in SAP systems. This error indicates that the CUA connection has been modified, which renders all existing IDocs related to user administration obsolete. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Change in CUA Configuration: The CUA connection settings have been altered, which can happen due to changes in the system landscape, such as moving to a new server, changing the logical system name, or modifying the RFC destination.
  IDoc Status: The IDocs that were previously generated for user administration are now considered obsolete because they are linked to the old CUA configuration.
  System Synchronization Issues: If there are discrepancies between the central system and the child systems, it can lead to this error.
  
  
  Solution:
  
  
  Reinitialize CUA Connection:
  
  Go to the CUA configuration in the central system and