How To Fix APPL_MM_PUR_PO045 - You are not authorized to perform the requested operation on the PO item

SAP Error Message - Details

• Message type: E = Error

• Message class: APPL_MM_PUR_PO - Message Class for Purchase Order

• Message number: 045

• Message text: You are not authorized to perform the requested operation on the PO item

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 APPL_MM_PUR_PO045 - You are not authorized to perform the requested operation on the PO item ?

  The SAP error message APPL_MM_PUR_PO045 indicates that a user does not have the necessary authorization to perform a specific operation on a Purchase Order (PO) item. This is a common issue in SAP systems where authorization checks are in place to ensure that users can only perform actions that they are permitted to.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Missing Authorizations: The user lacks the required authorization objects related to the Purchase Order. This could be due to missing roles or authorizations in their user profile.
  Role Changes: If a user's roles have been changed or if they have been assigned a new role that does not include the necessary authorizations.
  Organizational Level Restrictions: The user may not have access to the specific organizational units (e.g., company code, purchasing organization) associated with the PO item.
  Transaction Restrictions: The user may be restricted from performing certain transactions related to the PO item due to company policies or system configurations.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after the error occurs. This will show you the last authorization check that failed and provide insights into which authorization object is missing.
  Alternatively, you can use transaction code SU01 to view the user's roles and authorizations.
  
  
  
  Review Roles and Authorizations:
  
  Work with your SAP security team to review the user's roles and ensure that they have the necessary authorizations for the operations they are trying to perform on the Purchase Order.
  Ensure that the relevant authorization objects (e.g., M_BEST_BSA, M_BEST_EKO, M_BEST_FRE, etc.) are included in the user's roles.
  
  
  
  Organizational Level Access:
  
  Verify that the user has access to the relevant organizational units (e.g., company code, purchasing organization) associated with the Purchase Order.
  
  
  
  Testing:
  
  After making any changes to the user's authorizations, have the user log out and log back in to ensure that the changes take effect.
  Test the transaction again to see if the error persists.
  
  
  
  Documentation and Training:
  
  Ensure that users are aware of their authorization limits and provide training if necessary to avoid similar issues in the future.
  
  
  
  Related Information:
  
  Authorization Objects: Familiarize yourself with the relevant authorization objects for purchasing in SAP MM (Materials Management) to understand what permissions are required.
  SAP Notes: Check SAP Notes for any known issues or updates related to authorization errors in your specific version of SAP.
  Security Audit: Regularly conduct security audits to ensure that users have the appropriate access levels and that there are no unnecessary authorizations granted.
  
  If the issue persists after following these steps, it may be necessary to engage with your SAP Basis or security team for further investigation.