How To Fix RP907 - The user name must only contain 12 characters

RP907 - Overview

• Message type: E = Error

• Message class: RP - Error Messages for Infotype Module Pools

• Message number: 907

• Message text: The user name must only contain 12 characters

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 RP907 - The user name must only contain 12 characters ?

  The SAP error message RP907 indicates that the username you are trying to create or modify exceeds the maximum allowed length of 12 characters. This restriction is a part of the SAP system's design, particularly in older versions or specific configurations.
  
  Cause:
  
  The username you are attempting to use is longer than the 12-character limit imposed by the SAP system.
  This can occur during user creation, modification, or when trying to log in with a username that exceeds the limit.
  
  
  Solution:
  
  
  Use a Shorter Username: Ensure that the username you are trying to create or modify is 12 characters or fewer. You may need to abbreviate or use initials to fit within this limit.
  
  
  Check Naming Conventions: Follow any specific naming conventions that your organization may have in place for usernames. This can help ensure that the usernames are both compliant and meaningful.
  
  
  Review User Creation Process: If you are using a program or transaction to create