How To Fix RSAN_WB455 - '&1' is not a valid user

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAN_WB - Messages for Analysis Designer

• Message number: 455

• Message text: '&1' is not a valid user

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 RSAN_WB455 - '&1' is not a valid user ?

  The SAP error message RSAN_WB455 indicates that the specified user (represented by &1) is not recognized as a valid user in the system. This error typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when trying to access or execute a function that requires user authentication.
  Causes:
  
  User Does Not Exist: The user ID specified does not exist in the SAP system.
  User is Inactive: The user exists but is inactive or locked.
  Authorization Issues: The user may not have the necessary authorizations to perform the action.
  Typographical Error: There may be a typo in the user ID being referenced.
  User Not Assigned to the Right Roles: The user may not be assigned to the necessary roles that allow access to the required functionality.
  
  Solutions:
  
  
  Verify User Existence:
  
  Check if the user ID exists in the system using transaction code SU01 (User Maintenance).
  If the user does not exist, create a new user.
  
  
  
  Check User Status:
  
  If the user exists, check if the user is active. In SU01, ensure that the user is not locked or inactive.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to perform the action. This can be checked in the SU53 transaction after the error occurs to see what authorizations are missing.
  
  
  
  Correct Typographical Errors:
  
  Double-check the user ID for any typographical errors in the input.
  
  
  
  Assign Necessary Roles:
  
  If the user is missing roles, assign the appropriate roles that grant access to the required functionalities.
  
  
  
  Consult with Security Team:
  
  If you are unsure about the roles and authorizations, consult with your SAP security team to ensure that the user has the correct access.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SU01: User Maintenance
  SU53: Display Authorization Check
  PFCG: Role Maintenance
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to user management and authorization errors.
  
  
  Documentation: Review SAP documentation on user management and authorization concepts to better understand how to manage users and their access rights.
  
  
  By following these steps, you should be able to resolve the RSAN_WB455 error and ensure that the user can access the required functionalities in SAP.