How To Fix M8649 - You have no authorization for the selected blocking reason

M8649 - Overview

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 649

• Message text: You have no authorization for the selected blocking reason

What causes this issue?

You selected <LS>Delete blocking reason</>, but the cursor is
positioned on a blocking reason for which you have no authorization. You
cannot, therefore, delete this blocking reason.

Error message extract from SAP system. Copyright SAP SE.

M8649 - Details

• The SAP error message M8649, which states "You have no authorization for the selected blocking reason," typically occurs when a user attempts to perform an action related to inventory management or material movements that involves a blocking reason for which they do not have the necessary authorizations.
  
  Cause:
  
  Authorization Issues: The user does not have the required authorization to use the specific blocking reason in the transaction they are trying to execute.
  Configuration Settings: The blocking reasons may be configured in such a way that certain users or roles are restricted from using them.
  Role Assignment: The user’s role may not include the necessary permissions to access or utilize the blocking reason in question.
  
  
  Solution:
  
  
  Check User Authorizations:
  
  Verify the user’s roles and authorizations in the SAP system. This can be done by using transaction codes like SU53 (to check authorization failures) or PFCG (to manage roles).
  Ensure that the user has the necessary authorizations for the specific