How To Fix 5Y401 - ATTENTION - The selected MONTH is not admitted

SAP Error Message - Details

• Message type: E = Error

• Message class: 5Y - Error messages for info-type Italian module pools

• Message number: 401

• Message text: ATTENTION - The selected MONTH is not admitted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 5Y401 - ATTENTION - The selected MONTH is not admitted ?

  The SAP error message 5Y401 with the description "ATTENTION - The selected MONTH is not admitted" typically occurs in the context of financial or planning transactions where a specific month is not valid for the operation being performed. This can happen in various modules, such as SAP Controlling (CO) or SAP Financial Accounting (FI).
  Cause:
  
  Closed Periods: The month you are trying to access may be closed for posting. In many organizations, financial periods are closed to prevent further entries after a certain date.
  Fiscal Year Variant: The fiscal year variant settings may not allow postings in the selected month. This can be due to configuration settings that restrict certain months for specific activities.
  Data Entry Errors: There may be a mistake in the data entry, such as selecting the wrong month or year.
  Authorization Issues: The user may not have the necessary authorizations to post in the selected month.
  
  Solution:
  
  Check Period Status: Verify if the month you are trying to access is open for posting. You can do this by checking the period status in the transaction code OB52 (for financial periods) or OKP1 (for controlling periods).
  Adjust Fiscal Year Variant: If the month is indeed closed, you may need to adjust the fiscal year variant settings to allow postings in that month, if appropriate.
  Correct Data Entry: Ensure that you have selected the correct month and year in your transaction. Double-check your input.
  Consult with Finance Team: If you are unsure about the posting periods or need to make changes, consult with your finance or controlling team to understand the policies regarding period closures.
  Authorization Check: Ensure that you have the necessary authorizations to perform transactions in the selected month. If not, contact your SAP security team.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB52 (for managing posting periods) and OKP1 (for controlling periods).
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  Documentation: Review SAP documentation or user manuals related to financial period management and posting periods for more detailed information.
  
  If the issue persists after checking the above points, it may be beneficial to reach out to your SAP support team for further assistance.