How To Fix R1688 - Cannot create X.400 address because &1 &2 &3 already exists

R1688 - Overview

• Message type: E = Error

• Message class: R1 - Business Partner Messages from S_BUPA_GENERAL

• Message number: 688

• Message text: Cannot create X.400 address because &1 &2 &3 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 R1688 - Cannot create X.400 address because &1 &2 &3 already exists ?

  The SAP error message R1688, which states "Cannot create X.400 address because &1 &2 &3 already exists," typically occurs when there is an attempt to create an X.400 address in the SAP system, but an address with the same parameters already exists. This can happen in various contexts, such as when configuring communication settings for SAP systems or when setting up new users or systems.
  
  Cause:
  The error is caused by a conflict in the address space. Specifically, it indicates that the X.400 address you are trying to create is already present in the system. The placeholders &1, &2, and &3 in the error message usually represent specific components of the address that are causing the conflict, such as the address type, the user ID, or other identifying information.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Addresses: 
  
  Use transaction codes like SO10 (for SAPscript) or SOST (for sending messages) to