How To Fix NAA309 - Change to bus. vol. data after comparison (check bus. vol. comparison)

SAP Error Message - Details

• Message type: E = Error

• Message class: NAA - Subsequent settlement (Purchasing)

• Message number: 309

• Message text: Change to bus. vol. data after comparison (check bus. vol. comparison)

What causes this issue?

A business volume comparison was recorded for the condition record of
arrangement &V1& with condition type &V2& (validity level &V3&, valid
to &V4&).
You changed business volume data (by entering/reversing documents,
etc.) after the business volume comparison had been carried out.

System Response

Settlement accounting is not performed. The business volume comparison
must be checked.
This procedure is in line with the settings for the business volume
comparison type.

How to fix this error?

Please check the business volume comparison and save it again.
You can then carry out settlement accounting for the arrangement.

Procedure for System Administrators

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message NAA309 - Change to bus. vol. data after comparison (check bus. vol. comparison) ?

  The SAP error message NAA309, which states "Change to bus. vol. data after comparison (check bus. vol. comparison)," typically occurs in the context of business volume data processing, particularly in the area of SAP's Controlling (CO) module or related financial applications. This error indicates that there has been a change in the business volume data after a comparison has already been made, which can lead to inconsistencies or errors in reporting and analysis.
  Cause:
  
  Data Changes: The most common cause of this error is that the business volume data has been modified after a comparison process was completed. This could happen due to manual updates, batch jobs, or other processes that alter the data.
  Timing Issues: If multiple users or processes are trying to access or modify the same data simultaneously, it can lead to conflicts and this error.
  Configuration Issues: Incorrect configuration settings in the business volume reporting or comparison settings can also lead to this error.
  
  Solution:
  
  Recheck Data: Verify the business volume data to ensure that it is accurate and has not been altered after the comparison. If changes are necessary, ensure they are made before running the comparison again.
  Re-run Comparison: After confirming that the data is correct, re-run the business volume comparison process to ensure that the data is consistent and up-to-date.
  Locking Mechanisms: Implement or check existing locking mechanisms to prevent simultaneous updates to the business volume data, which can help avoid this error in the future.
  Review Configuration: Check the configuration settings related to business volume reporting and comparisons to ensure they are set up correctly.
  Consult Documentation: Refer to SAP documentation or support notes related to this error for any specific guidance or patches that may address the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common errors.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP that pertain to business volume reporting and comparisons, such as transaction codes for CO reporting.
  User Roles: Ensure that users have the appropriate roles and permissions to access and modify business volume data, as insufficient permissions can also lead to errors.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.