How To Fix T0139 - Main flows are not posted

SAP Error Message - Details

• Message type: E = Error

• Message class: T0 - General Treasury

• Message number: 139

• Message text: Main flows are not posted

What causes this issue?

The two currency flows of the forex transactions have not yet been
posted. It is therefore not yet possible to calculate relaized profits/
losses.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message T0139 - Main flows are not posted ?

  The SAP error message T0139, which states "Main flows are not posted," typically occurs in the context of financial accounting or controlling modules when there is an issue with the posting of main flows (such as invoices, payments, or other financial transactions). This error can arise due to various reasons, and understanding the cause is essential for finding a solution.
  Causes of T0139 Error
  
  
  Missing Configuration: The error may occur if the necessary configuration for the main flow posting is not set up correctly in the system.
  
  
  Posting Period Issues: If the posting period is closed or not open for the transaction date, the system will prevent posting.
  
  
  Document Type Issues: The document type used for the transaction may not be configured correctly or may not allow the posting of main flows.
  
  
  Authorization Issues: The user may not have the necessary authorizations to post the transactions.
  
  
  Data Inconsistencies: There may be inconsistencies in the data being posted, such as missing mandatory fields or incorrect account assignments.
  
  
  System Errors: Occasionally, system errors or bugs can lead to this message being displayed.
  
  
  Solutions to T0139 Error
  
  
  Check Configuration: Review the configuration settings for the relevant financial module (FI/CO) to ensure that all necessary settings for main flow postings are correctly configured.
  
  
  Open Posting Period: Verify that the posting period for the transaction date is open. If it is closed, you may need to open it or adjust the transaction date.
  
  
  Review Document Types: Ensure that the document type being used is configured to allow the posting of main flows. You may need to consult with your SAP configuration team.
  
  
  Check Authorizations: Confirm that the user attempting to post the transaction has the necessary authorizations. If not, the user may need to be granted additional permissions.
  
  
  Validate Data: Check the data being posted for completeness and correctness. Ensure that all mandatory fields are filled and that account assignments are valid.
  
  
  Consult SAP Notes: Look for any relevant SAP Notes or patches that may address known issues related to this error message.
  
  
  System Logs: Review system logs (transaction codes like SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB01 (Post Document), FBL1N (Vendor Line Item Display), and others that may be involved in the posting process.
  Documentation: Refer to SAP documentation for detailed information on financial posting processes and configurations.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed and resolved.
  
  By systematically addressing the potential causes listed above, you should be able to resolve the T0139 error and successfully post the main flows in your SAP system.