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 the relevant company code and controlling area.
  
  
  
  Verify Posting Date:
  
  Ensure that the posting date you are using falls within the range of the defined special periods.
  
  
  
  User Authorization:
  
  Check if the user has the necessary authorizations to post in special periods. This can be done by reviewing the user's roles and authorizations.
  
  
  
  Use Correct Period:
  
  If the period you are trying to use is not a special period, consider using a regular period instead, if applicable.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional context on special periods and their usage.
  
  
  
  Related Information:
  
  Special Periods: In SAP, special periods are typically used for year-end closing activities, allowing for additional postings after the regular periods have been closed.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  OB52: To manage posting periods.
  KAH1: To maintain controlling area settings.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or refer to SAP's support portal for further assistance.