How To Fix FAC_TAX_EXTNPOST104 - Amount in tax segment and in external tax document don't match

SAP Error Message - Details

• Message type: E = Error

• Message class: FAC_TAX_EXTNPOST -

• Message number: 104

• Message text: Amount in tax segment and in external tax document don't match

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FAC_TAX_EXTNPOST104 - Amount in tax segment and in external tax document don't match ?

  The SAP error message FAC_TAX_EXTNPOST104 indicates that there is a discrepancy between the amount specified in the tax segment of a document and the amount in the external tax document. This error typically arises during the posting of financial documents that involve tax calculations, such as invoices or credit memos.
  Cause:
  
  Mismatch in Tax Amounts: The tax amount calculated in the SAP system does not match the tax amount provided in the external tax document (e.g., a tax return or an invoice from a vendor).
  Incorrect Tax Configuration: There may be issues with the tax configuration in the SAP system, such as incorrect tax codes or rates.
  Data Entry Errors: Manual entry errors when inputting tax amounts or other related data can lead to mismatches.
  Currency Differences: If the document involves multiple currencies, discrepancies can arise due to conversion rates or rounding differences.
  Changes in Tax Regulations: Updates or changes in tax regulations that have not been reflected in the SAP system can lead to mismatches.
  
  Solution:
  
  Verify Tax Amounts: Check the tax amounts in both the SAP document and the external tax document to ensure they match. If they do not, correct the discrepancies.
  Review Tax Configuration: Ensure that the tax codes and rates configured in SAP are correct and up to date. This may involve consulting with your tax department or reviewing tax regulations.
  Correct Data Entry: If the error is due to manual entry, correct the entries in the SAP document to match the external document.
  Check Currency Settings: If the document involves multiple currencies, ensure that the currency conversion rates are correct and that the amounts are accurately reflected.
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific guidance on handling this error.
  Repost the Document: After making the necessary corrections, attempt to repost the document to see if the error persists.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes related to tax postings, such as FB60 (Enter Incoming Invoice) or FB70 (Enter Outgoing Invoice), to help navigate the system.
  User Roles: Ensure that users have the appropriate roles and authorizations to make changes to tax-related documents.
  Testing: If changes are made to tax configurations, conduct thorough testing in a development or quality assurance environment before applying changes to the production system.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or a consultant who specializes in SAP financials and tax processes.