How To Fix NAA624 - Access &1 of access sequent &2 not successful (cause not known)

SAP Error Message - Details

• Message type: E = Error

• Message class: NAA - Subsequent settlement (Purchasing)

• Message number: 624

• Message text: Access &1 of access sequent &2 not successful (cause not known)

What causes this issue?

Access &V1& of access sequence &V2& was not successful. The reason for
this is not known.

System Response

The access is ignored.

How to fix this error?

Contact your system administrator.
See subsequent messages on further accesses.

Procedure for System Administrators

Contact SAP, giving details of the situation in which this message
arose.
Function module "COND_BUILD_VAKEY_FROM_COMMUNIC", called to evaluate the
access, returned an unknown return code '&V3&'.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message NAA624 - Access &1 of access sequent &2 not successful (cause not known) ?

  The SAP error message NAA624 indicates that there was an unsuccessful attempt to access a specific access sequence in the system. This error can occur in various contexts, such as during pricing, output determination, or other areas where access sequences are utilized.
  Cause:
  The error message "NAA624 Access &1 of access sequence &2 not successful (cause not known)" typically arises due to one or more of the following reasons:
  
  Missing Master Data: The required master data (e.g., customer, material, condition records) may not be maintained or may be incomplete.
  Access Sequence Configuration: The access sequence itself may not be properly configured, or the sequence may not have the necessary access conditions defined.
  Authorization Issues: The user may not have the necessary authorizations to access the data related to the access sequence.
  Data Inconsistencies: There may be inconsistencies or errors in the data that prevent the access sequence from being executed successfully.
  Custom Logic: If there are custom enhancements or user exits that modify the standard behavior, they may be causing the issue.
  
  Solution:
  To resolve the NAA624 error, you can follow these steps:
  
  
  Check Master Data:
  
  Ensure that all relevant master data (customers, materials, etc.) is correctly maintained and complete.
  Verify that the condition records related to the access sequence are created and active.
  
  
  
  Review Access Sequence Configuration:
  
  Go to the configuration of the access sequence in the relevant module (e.g., Sales and Distribution, Material Management).
  Check if the access sequence is correctly defined and that all necessary access conditions are included.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the data related to the access sequence.
  You may need to consult with your SAP security team to verify user roles and authorizations.
  
  
  
  Analyze Data Consistency:
  
  Use transaction codes like SE16 or SE11 to check the relevant tables for inconsistencies or missing entries.
  Run any relevant reports or transactions that can help identify data issues.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the process to identify where the access sequence is failing.
  You can use transaction SE80 or SE37 to analyze the function modules or methods involved.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to the specific module you are working with (e.g., VA01 for sales orders, ME21N for purchase orders).
  Access Sequences: Understand how access sequences work in SAP and how they are used in pricing, output determination, etc.
  SAP Community: Engage with the SAP Community or forums to see if other users have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to identify the root cause of the NAA624 error and implement a solution to resolve it.