How To Fix KM899 - &1 is not a special period

SAP Error Message - Details

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 899

• Message text: &1 is not a special period

What causes this issue?

Period &V1& is not a special period for fiscal year &V2& in fiscal year
variant &V3&.

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 valid special period or a posting date only (without a special
period).

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KM899 - &1 is not a special period ?

  The SAP error message KM899 typically indicates that the specified period is not recognized as a special period in the system. This error often arises in the context of controlling (CO) or financial accounting (FI) when trying to post or process transactions that require a special period.
  
  Cause:
  
  Incorrect Period Specification: The period you are trying to use is not defined as a special period in the system configuration.
  
  Configuration Issues: The special periods may not be properly set up in the controlling area or company code settings.
  Posting Date Issues: The posting date may fall outside the allowed range for special periods.
  User Authorization: The user may not have the necessary authorizations to post in special periods.
  
  
  Solution:
  
  
  Check Special Period Configuration:
  
  Go to the configuration settings in SAP (Transaction Code: SPRO).
  Navigate to Financial Accounting (FI) > Financial Accounting Global Settings > Periods > Open and Close Posting Periods.
  Ensure that the special periods are correctly defined for