How To Fix FAGL_MM_RECON201 - Posting not possible; Check error log

SAP Error Message - Details

• Message type: E = Error

• Message class: FAGL_MM_RECON - MM-GL Reconciliation

• Message number: 201

• Message text: Posting not possible; Check error log

What causes this issue?

An error has occurred during the posting.

System Response

The posting cannot be made.

How to fix this error?

Resolve the error specified in the error log and try to make the posting
again.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FAGL_MM_RECON201 - Posting not possible; Check error log ?

  The SAP error message FAGL_MM_RECON201 ("Posting not possible; Check error log") typically occurs in the context of the reconciliation between the General Ledger (G/L) and the Materials Management (MM) module. This error indicates that there is an issue preventing the posting of a transaction, and it often requires further investigation to identify the root cause.
  Causes:
  
  Missing or Incorrect Configuration: There may be missing or incorrect settings in the configuration of the G/L accounts, such as account determination settings for materials.
  Open Items: There may be open items in the G/L accounts that need to be cleared before the posting can occur.
  Document Type Issues: The document type used for the posting may not be configured correctly.
  Currency Issues: There may be currency conversion issues, especially if the transaction currency does not match the company code currency.
  Authorization Issues: The user may not have the necessary authorizations to perform the posting.
  Data Inconsistencies: There may be inconsistencies in the data being posted, such as incorrect account assignments or missing mandatory fields.
  
  Solutions:
  
  Check the Error Log: The first step is to check the error log for more detailed information about the specific issue. You can do this by navigating to the transaction code FAGL_MR_CHECK or checking the log in the relevant transaction.
  Review Configuration: Ensure that the configuration for G/L account determination is correct. This includes checking the settings in the transaction OBYC for automatic postings.
  Clear Open Items: If there are open items in the G/L accounts, they may need to be cleared or resolved before the posting can proceed.
  Verify Document Types: Check the configuration of the document types used in the posting to ensure they are set up correctly.
  Check User Authorizations: Ensure that the user has the necessary authorizations to perform the posting. This can be checked in transaction SU53 after the error occurs.
  Data Validation: Validate the data being posted to ensure that all required fields are filled out correctly and that there are no inconsistencies.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FBL3N (G/L Account Line Items), MB51 (Material Document List), and FAGLB03 (Display G/L Account Balances).
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message. You can search for notes in the SAP Support Portal.
  Documentation: Review SAP documentation related to G/L and MM integration to understand the underlying processes and configurations.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in G/L and MM integration.