How To Fix GP503 - Planning of special periods is not supported

GP503 - Overview

• Message type: E = Error

• Message class: GP - FI-SL and CO planning

• Message number: 503

• Message text: Planning of special periods is not supported

What causes this issue?

The planning parameters entered on the initial screen contain a
planning period (&V1& - &V2&) which contains special periods defined in
fiscal year variant &V3&.
However, you cannot plan special periods.
The number of actual periods for this variant is &V4&.

System Response

The controlling area and planning parameters you entered cannot be used
together.

How to fix this error?

Check your entries.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GP503 - Planning of special periods is not supported ?

  The SAP error message GP503 ("Planning of special periods is not supported") typically occurs in the context of financial planning and budgeting within the SAP system, particularly when dealing with special periods in the fiscal year. This error indicates that the system does not allow planning or posting in special periods for the specific configuration or transaction you are attempting to execute.
  
  Cause:
  
  Configuration Settings: The error often arises due to the configuration settings in the SAP system. Special periods may not be enabled for planning in the controlling area or company code settings.
  Transaction Type: The transaction you are trying to execute may not support planning in special periods. Some transactions are designed to work only with regular periods.
  Fiscal Year Variant: The fiscal year variant assigned to the company code or controlling area may not be set up to allow planning in special periods.
  User Authorization: There may be restrictions based on user