How To Fix F5439 - G/L account must be marked as ready for input

SAP Error Message - Details

• Message type: E = Error

• Message class: F5 - Document Editing

• Message number: 439

• Message text: G/L account must be marked as ready for input

What causes this issue?

A reconciliation account which is entered when you enter a document
needs the marking "Reconciliation account is ready for input" in the
master record. In this case, this requirement is not met.

System Response

The entered account is not allowed.

How to fix this error?

Enter another account number or see to it that the master record of
the account is changed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message F5439 - G/L account must be marked as ready for input ?

  The SAP error message F5439 indicates that a General Ledger (G/L) account is not marked as "ready for input," which means that the account is not available for posting transactions. This can occur for various reasons, typically related to the configuration of the G/L account in the system.
  Cause:
  
  Account Configuration: The G/L account may not be set up correctly in the system. It might be marked as "not ready for input" or "blocked" for certain types of transactions.
  Account Type: The account type may not allow postings for the specific transaction you are trying to execute.
  Posting Period: The posting period may be closed, preventing any transactions from being posted to that account.
  Company Code Settings: The company code settings may restrict the use of certain accounts for specific transactions.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check G/L Account Configuration:
  
  Go to the transaction code FS00 (G/L Account Master Record) and enter the G/L account number and company code.
  Verify the settings in the "Control Data" tab. Ensure that the account is marked as "ready for input" and that it is not blocked for postings.
  
  
  
  Review Account Type:
  
  Ensure that the account type is appropriate for the transaction you are trying to post. For example, if you are trying to post a revenue transaction, ensure that the account is set up as a revenue account.
  
  
  
  Check Posting Period:
  
  Use transaction code OB52 to check the posting periods. Ensure that the current period is open for posting. If the period is closed, you may need to open it or post to a different period.
  
  
  
  Company Code Settings:
  
  Review the company code settings to ensure that there are no restrictions on the G/L account for the type of transaction you are attempting.
  
  
  
  Consult with Your SAP Administrator:
  
  If you do not have the necessary permissions to make changes, consult with your SAP administrator or finance team to address the issue.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  FS00: G/L Account Master Record
  OB52: Change View "Posting Periods": Overview
  
  
  Documentation: Refer to SAP Help documentation for more details on G/L account configuration and posting periods.
  User Roles: Ensure that you have the appropriate user roles and permissions to post to the G/L account.
  
  By following these steps, you should be able to identify and resolve the issue causing the F5439 error message in SAP.