How To Fix KG027 - Enter a valid period (year & has & periods)

KG027 - Overview

• Message type: E = Error

• Message class: KG - CO-PA Planning

• Message number: 027

• Message text: Enter a valid period (year & has & periods)

What causes this issue?

You have entered an invalid period for year &V1&.

System Response

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

How to fix this error?

Enter a value between 1 and &V2& for the period in year &V1&.
Check whether you have chosen weekly or period planning.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KG027 - Enter a valid period (year & has & periods) ?

  The SAP error message KG027 ("Enter a valid period (year & has & periods)") typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with planning or actual data entries in the system. This error indicates that the period you are trying to enter is not valid for the specified year, either because it is outside the allowed range or because the period is not open for posting.
  Causes:
  
  Closed Periods: The period you are trying to enter data for may be closed in the system. SAP has a configuration that allows periods to be closed for posting to prevent changes to historical data.
  Invalid Period: The period number you are entering may not correspond to a valid month or fiscal period in the specified year.
  Fiscal Year Variant: The fiscal year variant may not be set up correctly, leading to discrepancies in the expected periods.
  Data Entry Error: There may