How To Fix CNV_MBT_USER016 - The authority check failed with unknown error

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_USER - DMIS User handling

• Message number: 016

• Message text: The authority check failed with unknown error

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 CNV_MBT_USER016 - The authority check failed with unknown error ?

  The SAP error message CNV_MBT_USER016 indicates that there is an authority check failure, which typically means that the user does not have the necessary permissions to perform a specific action or access certain data within the SAP system. This error can occur in various contexts, particularly during data migration or conversion processes.
  Causes:
  
  Insufficient Authorizations: The user executing the transaction or program does not have the required authorizations assigned in their user profile.
  Role Issues: The roles assigned to the user may not include the necessary permissions for the specific transaction or function being executed.
  Missing Authorization Objects: The required authorization objects may not be included in the user's roles.
  System Configuration: There may be configuration issues in the system that are causing the authority check to fail.
  Custom Code: If there is custom code involved, it may not be handling authorization checks correctly.
  
  Solutions:
  
  
  Check User Authorizations:
  
  Use transaction SU01 to check the user’s profile and roles.
  Ensure that the user has the necessary authorizations for the action they are trying to perform.
  
  
  
  Review Roles and Profiles:
  
  Use transaction PFCG to review the roles assigned to the user.
  Make sure that the roles include the necessary authorization objects related to the action.
  
  
  
  Authorization Trace:
  
  Use transaction ST01 to perform an authorization trace. This will help identify which specific authorization check is failing.
  Analyze the trace results to determine what is missing.
  
  
  
  Consult with Security Team:
  
  If you are not able to resolve the issue, consult with your SAP security team or basis team to review and adjust the user’s authorizations as needed.
  
  
  
  Check for Custom Code:
  
  If the error occurs in a custom program, review the code to ensure that it is correctly implementing authorization checks.
  
  
  
  System Logs:
  
  Check the system logs (transaction SM21) for any additional error messages or information that might provide more context about the failure.
  
  
  
  Related Information:
  
  Authorization Objects: Familiarize yourself with the relevant authorization objects that may be required for the transaction or program.
  SAP Notes: Search for SAP Notes related to the error message or the specific transaction to see if there are known issues or patches available.
  Documentation: Review SAP documentation for the specific module or functionality you are working with to understand the required authorizations.
  
  By following these steps, you should be able to identify the cause of the CNV_MBT_USER016 error and implement the necessary changes to resolve it.