How To Fix FMBAS042 - Budget period inactive and not allowed on the source side of the index

SAP Error Message - Details

• Message type: E = Error

• Message class: FMBAS - FM applic. specific messages for Budgeting & AVC services

• Message number: 042

• Message text: Budget period inactive and not allowed on the source side of the index

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FMBAS042 - Budget period inactive and not allowed on the source side of the index ?

  The SAP error message FMBAS042 indicates that a budget period is inactive and not allowed on the source side of the index. This error typically arises in the context of budget management within SAP, particularly when dealing with budget availability checks or budget postings.
  Cause:
  
  Inactive Budget Period: The budget period you are trying to use is not active. This can happen if the budget period has not been defined or activated in the system.
  Incorrect Configuration: The configuration settings for budget periods may not be set up correctly, leading to the system not recognizing the budget period as valid.
  Posting Date Issues: The posting date may fall outside the active budget periods, causing the system to reject the transaction.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or post to the specified budget period.
  
  Solution:
  
  
  Check Budget Period Configuration:
  
  Go to the configuration settings for budget management in SAP (Transaction code: SPRO).
  Navigate to Public Sector Management > Budget Control System > Define Budget Periods.
  Ensure that the budget period you are trying to use is defined and active.
  
  
  
  Activate the Budget Period:
  
  If the budget period is inactive, you may need to activate it. This can usually be done in the same configuration area where you defined the budget periods.
  
  
  
  Verify Posting Dates:
  
  Check the posting date of the transaction that is causing the error. Ensure that it falls within the active budget periods.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to post to the budget. This can be checked in the user roles and authorizations.
  
  
  
  Consult Documentation:
  
  Review any relevant SAP documentation or notes related to budget management and the specific error message for additional insights.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test transaction to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FMBB (Budgeting) and FMAVCR01 (Availability Control).
  SAP Notes: Check for any SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Forums: Consider visiting SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the FMBAS042 error and ensure that your budget periods are correctly configured and active for use in your SAP system.