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

FAC_TAX_EXTNPOST104 - Overview

• 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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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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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