How To Fix MN314 - System error during evaluation of tax code &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 314

• Message text: System error during evaluation of tax code &1

What causes this issue?

An error occurred while the system was determining the tax rates for
tax code &V1& (if applicable, with tax jurisdiction code &V3&) for
company code &V2&.

System Response

Processing is not carried out.

How to fix this error?

Contact your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MN314 - System error during evaluation of tax code &1 ?

  The SAP error message MN314, which states "System error during evaluation of tax code &1," typically occurs during the processing of transactions that involve tax calculations. This error can arise due to various reasons, including configuration issues, missing data, or system inconsistencies.
  Causes:
  
  Configuration Issues: The tax code may not be properly configured in the system. This includes missing or incorrect settings in the tax calculation procedure.
  Missing Master Data: Required master data, such as tax classifications for customers or vendors, may be missing or incorrectly maintained.
  Inconsistent Data: There may be inconsistencies in the data related to the tax code, such as invalid entries in the tax tables.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or issues with specific versions of the software.
  Authorization Issues: Lack of proper authorizations to access certain tax-related data can also lead to this error.
  
  Solutions:
  
  
  Check Tax Code Configuration:
  
  Go to the transaction code OBYZ to review the configuration of the tax code in question. Ensure that all necessary settings are correctly defined.
  Verify that the tax calculation procedure is correctly assigned to the relevant company code.
  
  
  
  Review Master Data:
  
  Check the master data for the customer or vendor involved in the transaction. Ensure that the tax classification is correctly maintained.
  Use transaction codes like FD03 (Display Customer) or FK03 (Display Vendor) to verify the tax-related information.
  
  
  
  Validate Tax Tables:
  
  Check the tax tables (e.g., T007, T007S) to ensure that the tax codes and rates are correctly defined and active.
  Use transaction code SE16 to view the relevant tables.
  
  
  
  Check for System Notes:
  
  Look for any SAP Notes related to this error message. Sometimes, SAP releases notes that provide fixes or workarounds for known issues.
  Use transaction code SNOTE to check for relevant notes.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can analyze the program logic to identify where the error occurs. This may require assistance from a developer or SAP Basis team.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including the transaction context and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OBYZ (Tax Code Configuration), SE16 (Data Browser), and SNOTE (SAP Notes).
  Documentation: Review SAP documentation related to tax configuration and error handling for more insights.
  User Forums: Check SAP community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to diagnose and resolve the MN314 error in your SAP system.