How To Fix WP3ROLES039 - This system is not a CUA central system (function not required)

SAP Error Message - Details

• Message type: E = Error

• Message class: WP3ROLES - Portal Role Maintenance

• Message number: 039

• Message text: This system is not a CUA central system (function not required)

What causes this issue?

You started the program for reading role data from child systems to the
central system of a landscape with central user administration.
This system is not a central system. You therefore do not need to
execute the program.

System Response

No function is executed.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WP3ROLES039 - This system is not a CUA central system (function not required) ?

  SAP Error Message:
  
  WP3ROLES039 – "This system is not a CUA central system (function not required)"
  
  Cause:
  This error occurs when you attempt to perform a function or transaction that is only valid on a CUA (Central User Administration) central system, but the system you are working on is not configured as a CUA central system.
  In SAP, CUA allows centralized user administration across multiple connected systems. The central system manages users and roles centrally, and the connected child systems receive the user data. If you try to execute a CUA-specific function (like creating or managing users centrally) on a system that is not set up as the CUA central system, SAP throws this error.
  
  Explanation:
  
  The system you are logged into is a child system or a standalone system, not the central system in a CUA landscape.
  Functions such as central user creation, role assignment, or user synchronization are only allowed on the CUA central system.
  Trying to perform these functions on a non-central system is not required and not allowed, hence the error.
  
  
  Solution:
  
  
  Verify System Role:
  
  Check if the system is configured as a CUA central system.
  Use transaction SCUA (Central User Administration) to check the system status.
  In SCUA, go to CUA Administration ? System Overview to see which system is the central system.
  
  
  
  Perform CUA Functions on the Central System:
  
  Log on to the system that is configured as the CUA central system.
  Perform the user administration or role assignment tasks there.
  
  
  
  If You Need to Set Up CUA:
  
  If your landscape requires a CUA setup but it is not yet configured, you need to:
  
  Designate one system as the CUA central system.
  Configure the child systems accordingly.
  This involves setting up logical systems, RFC connections, and activating CUA in the system.
  
  
  Refer to SAP documentation on Central User Administration (CUA) setup.
  
  
  
  If CUA is Not Required:
  
  If your system landscape does not use CUA, then you should perform user and role administration locally on each system.
  Avoid using CUA-specific transactions or functions.
  
  
  
  
  Related Information:
  
  Transaction SCUA: Central User Administration main transaction.
  SAP Note: Check SAP Notes related to CUA setup and troubleshooting.
  SAP Help Portal: Search for "Central User Administration" for detailed configuration guides.
  CUA Concepts:
  
  Central system: Manages users centrally.
  Child systems: Receive user data from central system.
  
  
  Common CUA Transactions:
  
  SCUA: Central User Administration
  SU01: User maintenance (local or central depending on system)
  PFCG: Role maintenance
  
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error Cause
  Attempting CUA central system function on a non-central system.
  
  
  Solution
  Use the CUA central system for these functions or configure CUA properly if needed.
  
  
  Check
  System role in CUA landscape via transaction SCUA.
  
  
  If no CUA
  Perform user administration locally; avoid CUA-specific functions.
  
  
  
  
  If you need help identifying the CUA central system or setting up CUA, please provide your system landscape details or SAP version for more tailored guidance.