How To Fix FK123 - A date was already entered for this year

FK123 - Overview

• Message type: E = Error

• Message class: FK - Factory calendar

• Message number: 123

• Message text: A date was already entered for this year

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FK123 - A date was already entered for this year ?

  The SAP error message FK123 ("A date was already entered for this year") typically occurs in the context of financial transactions, particularly when dealing with document postings in the Financial Accounting (FI) module. This error indicates that a date has already been used for a financial document in the current fiscal year, and the system is preventing the entry of another document with the same date.
  
  Cause:
  
  Duplicate Date Entry: The most common cause is that a financial document (like an invoice or payment) has already been posted for the same date in the current fiscal year.
  Document Type Restrictions: Certain document types may have restrictions that prevent multiple postings on the same date.
  Posting Period Control: The system may be configured to restrict postings to a single date within a specific period.
  
  
  Solution:
  
  
  Check Existing Documents: Review the existing financial documents posted for the current fiscal year to see if a document has already been