How To Fix MDC_PROCESS_MSG421 - Authorization failed

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_PROCESS_MSG - MDC Process Object Messages

• Message number: 421

• Message text: Authorization failed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_PROCESS_MSG421 - Authorization failed ?

  The SAP error message MDC_PROCESS_MSG421, which indicates "Authorization failed," typically arises when a user attempts to perform an action or access a resource for which they do not have the necessary permissions. This can occur in various contexts within SAP, including when working with the Multi-Dimensional Data (MDC) model or other components.
  Causes:
  
  Insufficient Authorizations: The user does not have the required roles or authorizations assigned to their user profile to perform the action.
  Role Assignment Issues: The roles that contain the necessary authorizations may not be properly assigned to the user.
  Authorization Object Restrictions: Specific authorization objects may restrict access based on certain criteria (e.g., company code, plant).
  Profile Changes: Recent changes to user profiles or roles may have inadvertently removed necessary authorizations.
  System Configuration: Misconfigurations in the system settings or security policies may lead to authorization failures.
  
  Solutions:
  
  Check User Roles: Verify that the user has the appropriate roles assigned. This can be done through transaction code SU01 (User Maintenance) or PFCG (Role Maintenance).
  Review Authorizations: Use transaction code SU53 to analyze the last authorization check. This will provide insights into which specific authorization object is causing the failure.
  Adjust Role Permissions: If the necessary authorizations are missing, you may need to adjust the role permissions in PFCG to include the required authorizations.
  Consult Security Team: If you do not have the necessary access to modify roles or authorizations, consult your SAP security team or administrator for assistance.
  Testing: After making changes, test the user’s access again to ensure that the issue is resolved.
  
  Related Information:
  
  Authorization Objects: Familiarize yourself with the relevant authorization objects that pertain to the actions the user is trying to perform. This can include objects related to data access, transaction execution, and more.
  SAP Notes: Check SAP Notes for any known issues or patches related to MDC_PROCESS_MSG421. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Review SAP documentation for the specific module or functionality being accessed to understand the required authorizations better.
  
  By following these steps, you should be able to identify and resolve the authorization failure associated with the MDC_PROCESS_MSG421 error message.