How To Fix FOT_B2A839 - Date of document is not within the period

FOT_B2A839 - Overview

• Message type: E = Error

• Message class: FOT_B2A - Messages Administration Report Electronic Data Transmission

• Message number: 839

• Message text: Date of document is not within the period

Self-Explanatory Message

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FOT_B2A839 - Details

• The SAP error message FOT_B2A839 ("Date of document is not within the period") typically occurs when there is an attempt to process a document (such as an invoice or a financial transaction) that has a date outside of the allowed posting period in the SAP system. This can happen in various modules, including Financial Accounting (FI) and Controlling (CO).
  
  Cause:
  
  Posting Period Configuration: The posting period for the document date is closed or not open for posting. This can happen if the document date falls in a previous or future period that is not currently open for transactions.
  Document Date: The date on the document being processed is outside the defined posting periods in the system.
  Fiscal Year Settings: The fiscal year settings may not allow posting to certain periods due to configuration settings.
  
  
  Solution:
  
  
  Check Posting Periods:
  
  Go to the transaction code OB52 (or use the menu path: Financial Accounting > Financial Accounting Global Settings >