How To Fix WRF_MPA034 - Error calling the user data for user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_MPA - Messages for Markdown Profile Assignment

• Message number: 034

• Message text: Error calling the user data for user &1

Diagnosis
You want to display the user data for a user who is blocking a data
record. The system cannot display the requested data because an error
has occurred. This has no impact on the transactions further process,
however.
System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure
Position the cursor over the lock icon and you will see the users name
in the tooltip.
Procedure for System Administration

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_MPA034 - Error calling the user data for user &1 ?

  The SAP error message WRF_MPA034, which states "Error calling the user data for user &1," typically occurs in the context of the SAP system when there is an issue retrieving user data for a specific user ID. This error can arise in various scenarios, particularly in the areas of master data management, user authorizations, or when executing certain transactions that require user-specific data.
  Causes:
  
  User Not Found: The specified user ID does not exist in the system.
  Authorization Issues: The user may not have the necessary authorizations to access the required data.
  Data Inconsistencies: There may be inconsistencies or corruption in the user master data.
  System Configuration: Incorrect configuration settings in the user management or related modules.
  Technical Issues: Problems with the underlying database or application server that prevent data retrieval.
  
  Solutions:
  
  Verify User ID: Check if the user ID specified in the error message exists in the system. You can do this by navigating to the user management transaction (e.g., SU01).
  Check Authorizations: Ensure that the user has the necessary authorizations to access the required data. You can use transaction SU53 to analyze authorization issues.
  Review User Master Data: Inspect the user master data for any inconsistencies or missing information. You can do this in transaction SU01.
  System Logs: Check the system logs (transaction SM21) for any related error messages that might provide more context about the issue.
  Configuration Review: Review the configuration settings related to user management and ensure they are set up correctly.
  Database Check: If the issue persists, consider checking the database for any inconsistencies or errors that might be affecting data retrieval.
  
  Related Information:
  
  Transaction Codes: 
  
  SU01: User Maintenance
  SU53: Display Authorization Check
  SM21: System Log
  SUIM: User Information System
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to user management and authorization concepts for a better understanding of how user data is handled in the system.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.