How To Fix T1351 - 'Effective from' < 'term from' is not assigned to a non-rel. nominal flow

SAP Error Message - Details

• Message type: E = Error

• Message class: T1 - Financial instruments

• Message number: 351

• Message text: 'Effective from' < 'term from' is not assigned to a non-rel. nominal flow

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message T1351 - 'Effective from' < 'term from' is not assigned to a non-rel. nominal flow ?

  The SAP error message T1351, which states "'Effective from' < 'term from' is not assigned to a non-rel. nominal flow," typically occurs in the context of SAP's financial or controlling modules, particularly when dealing with master data or configuration settings related to cost centers, internal orders, or other financial objects.
  Cause:
  This error usually arises when there is a mismatch in the effective dates of certain financial data entries. Specifically, it indicates that the "Effective from" date of a particular entry is earlier than the "Term from" date of another related entry, and the system is unable to process this due to the way the data is structured or configured. This can happen in scenarios such as:
  
  Date Configuration Issues: The effective dates for various financial flows or master data entries are not aligned correctly.
  Missing Assignments: The system expects certain nominal flows to be assigned to specific periods or configurations, and if they are not, this error can occur.
  Data Entry Errors: Manual data entry mistakes where dates are incorrectly inputted.
  
  Solution:
  To resolve the T1351 error, you can take the following steps:
  
  
  Check Effective Dates: Review the effective dates of the entries involved. Ensure that the "Effective from" date is not earlier than the "Term from" date. Adjust the dates as necessary to ensure they are in the correct order.
  
  
  Review Configuration Settings: Check the configuration settings for the relevant financial flows or master data. Ensure that all necessary assignments are made and that the nominal flows are correctly set up.
  
  
  Data Consistency Check: Perform a consistency check on the relevant master data. This can often be done through transaction codes like OKEQ (for cost centers) or similar, depending on the specific module you are working with.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the configuration of the financial flows in your version of SAP.
  
  
  Seek Help from SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help you navigate to the areas where you can check and adjust the data (e.g., OKEQ for cost centers, OKEP for internal orders).
  SAP Notes: Look for SAP Notes related to T1351 or similar error messages, as they may provide additional insights or patches that can resolve the issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the T1351 error and implement the necessary corrections to resolve it.