How To Fix TPM_THX1420 - Lower limit of effect. ratio is below zero

SAP Error Message - Details

• Message type: E = Error

• Message class: TPM_THX1 - Treasury: Message Class for P-HA

• Message number: 420

• Message text: Lower limit of effect. ratio is below zero

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message TPM_THX1420 - Lower limit of effect. ratio is below zero ?

  The SAP error message TPM_THX1420, which states "Lower limit of effect. ratio is below zero," typically occurs in the context of Treasury and Risk Management (TRM) within SAP, particularly when dealing with financial instruments or transactions that involve effectivity ratios or limits.
  Cause:
  This error usually arises when the system encounters a situation where the lower limit of an effectivity ratio is set to a negative value. This can happen due to:
  
  Incorrect Configuration: The settings for the effectivity ratio in the relevant financial instruments or transactions may have been incorrectly configured.
  Data Entry Errors: Manual entries or uploads of data that include negative values where they are not allowed.
  Business Logic Issues: The business rules defined for the financial instruments may not align with the expected values, leading to negative limits.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Configuration:
  
  Navigate to the configuration settings for the financial instruments in the SAP system.
  Verify the settings for the effectivity ratios and ensure that the lower limit is set to a valid (non-negative) value.
  
  
  
  Review Data Entries:
  
  Check the specific transaction or data entry that triggered the error.
  Look for any negative values in the effectivity ratio fields and correct them.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to Treasury and Risk Management to understand the expected values and configurations for effectivity ratios.
  
  
  
  Test Changes:
  
  After making adjustments, test the changes in a development or test environment to ensure that the error no longer occurs.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts who can provide more tailored assistance based on your specific configuration and business processes.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  Transaction Codes: Familiarize yourself with transaction codes related to Treasury and Risk Management, such as TPM1, TPM2, etc., to navigate and troubleshoot effectively.
  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 TPM_THX1420 error and implement a solution to resolve it.