How To Fix /RPM/SUBSTITUTE001 - User is not unique; choose a value using search help

/RPM/SUBSTITUTE001 - Overview

• Message type: E = Error

• Message class: /RPM/SUBSTITUTE -

• Message number: 001

• Message text: User is not unique; choose a value using search help

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 /RPM/SUBSTITUTE001 - User is not unique; choose a value using search help ?

  The SAP error message /RPM/SUBSTITUTE001 User is not unique; choose a value using search help typically occurs in the context of the SAP Resource and Portfolio Management (RPM) module. This error indicates that the system has found multiple entries for a user in the database, and it cannot determine which one to use without further specification.
  
  Cause:
  
  
  Multiple User Entries: The primary cause of this error is that there are multiple user records in the system that match the criteria you are using. This can happen if:
  
  There are users with similar names or IDs.
  There are duplicate entries in the user master data.
  
  
  
  
  Configuration Issues: Sometimes, the configuration of the user roles or authorizations may lead to ambiguity in user identification.
  
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Use Search Help: When prompted with this error, you should use the search help feature provided by SAP. This allows you to specify additional criteria to