How To Fix CNV_PE591 - Authorization error

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 591

• Message text: Authorization 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_PE591 - Authorization error ?

  The SAP error message CNV_PE591 typically indicates an authorization issue related to the use of the SAP system, particularly in the context of data migration or conversion processes. This error is often encountered during the execution of a conversion program or when accessing certain functionalities that require specific authorizations.
  Cause:
  The CNV_PE591 error usually arises due to one or more of the following reasons:
  
  Missing Authorizations: The user executing the transaction or program does not have the necessary 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 data access.
  Profile Restrictions: The user profile may have restrictions that prevent access to certain objects or transactions.
  Transaction-Specific Authorizations: Some transactions may require additional authorizations that are not covered by the standard roles.
  
  Solution:
  To resolve the CNV_PE591 authorization error, you can take the following steps:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after encountering the error to display the last authorization check. This will show which authorization object failed and why.
  Review the authorization logs to identify missing authorizations.
  
  
  
  Review User Roles:
  
  Check the roles assigned to the user using transaction code SU01 (User Maintenance).
  Ensure that the user has the necessary roles that include the required authorizations for the transaction or program being executed.
  
  
  
  Modify Roles:
  
  If the required authorizations are missing, you may need to modify the existing roles or create a new role that includes the necessary authorizations.
  Use transaction code PFCG to manage roles and authorizations.
  
  
  
  Consult with Security Team:
  
  If you do not have the necessary permissions to change roles or authorizations, consult with your SAP security team or administrator to request the required access.
  
  
  
  Testing:
  
  After making changes to roles or authorizations, test the transaction again to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  Authorization Objects: Familiarize yourself with the relevant authorization objects that may be required for the specific transaction or program. Common authorization objects include S_TCODE (Transaction Codes), S_USER_AUTH (User Authorizations), and others specific to the data migration process.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to the CNV_PE591 error.
  Documentation: Review SAP documentation related to the specific migration or conversion process you are working on, as it may outline required authorizations.
  
  By following these steps, you should be able to identify and resolve the authorization issue causing the CNV_PE591 error in your SAP system.