How To Fix BNK_GENERAL030 - No authorization to create an HMAC key

BNK_GENERAL030 - Overview

• Message type: E = Error

• Message class: BNK_GENERAL - Common messages for Bank communication

• Message number: 030

• Message text: No authorization to create an HMAC key

System Response

You cannot create an HMAC key

Procedure for System Administrators

Include an entry in the user's authorization profile for the
authorization object and parameters specified below:
Authorization object: F_HMAC
Parameters:
Activity: '01' (create or generate)

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

BNK_GENERAL030 - Details

• The SAP error message BNK_GENERAL030 indicates that the user does not have the necessary authorization to create an HMAC (Hash-based Message Authentication Code) key. This error typically arises in the context of SAP applications that require secure communication or data integrity checks, such as in banking or financial transactions.
  
  Cause:
  The primary cause of this error is a lack of appropriate authorizations assigned to the user role. The HMAC key is crucial for ensuring the integrity and authenticity of messages, and creating or managing these keys requires specific permissions.
  
  Solution:
  To resolve this issue, you can follow these steps:
  
  
  Check User Authorizations:
  
  Verify the user’s role and authorization profile in the SAP system. You can do this by using transaction code SU01 (User Maintenance) to check the user’s roles.
  
  
  
  Assign Necessary Authorizations:
  
  If the user lacks the required authorizations, you will need to assign the appropriate roles or authorization objects. The specific authorization object related to HMAC key