How To Fix UCD1039 - Posting not possible to &1 in period &2, fiscal year &3

UCD1039 - Overview

• Message type: E = Error

• Message class: UCD1 - Messages for Document and Breakdown Check

• Message number: 039

• Message text: Posting not possible to &1 in period &2, fiscal year &3

What causes this issue?

&V1& is a protected characteristic value for which no data may be
entered, except in the initial data entry period and year (&V4&).
This check is suppressed only in the following exceptions:
When posting to posting levels 02, 12, 22, and 30
Totals data created by a balance carryforward or currency translation
When processing a <DS:GLOS.1878E44330F5D211B1D10004AC56B168>flexible
upload</>, the following data records are checked:
The data records contained in the upload file
If the input type is 'cumulative', the prior period data that needs to
be inverted in the current period

System Response

The data record cannot be processed.

How to fix this error?

Perform one of the following changes:
Use a characteristic value that is not protected.
Change the period/year of initial data entry.
If this is a flexible upload, you might want to change the settings of
the upload method.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UCD1039 - Posting not possible to &1 in period &2, fiscal year &3 ?

  The SAP error message UCD1039, which states "Posting not possible to &1 in period &2, fiscal year &3," typically occurs in the context of financial postings in SAP, particularly when dealing with the Universal Journal (ACDOCA) or other financial documents. This error indicates that a posting attempt is being made to a period that is either closed or not open for posting in the specified fiscal year.
  Causes:
  
  Closed Posting Period: The most common cause is that the specified posting period (e.g., month or quarter) is closed for the fiscal year. This can happen if the financial closing process has been completed for that period.
  Incorrect Configuration: The configuration settings in the financial accounting module may not allow postings to that period or fiscal year.
  Authorization Issues: The user may not have the necessary authorizations to post in that period or fiscal year.
  Document Type Restrictions: Certain document types may have restrictions on posting to