How To Fix 6A670 - The first installment plus one month is before the last installment

SAP Error Message - Details

• Message type: E = Error

• Message class: 6A - Real estate messages rent adjustment

• Message number: 670

• Message text: The first installment plus one month is before the last installment

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 6A670 - The first installment plus one month is before the last installment ?

  The SAP error message 6A670 ("The first installment plus one month is before the last installment") typically occurs in the context of installment plans or payment schedules in SAP. This error indicates that there is a logical inconsistency in the dates of the installment payments defined in the system.
  Cause:
  The error arises when the system detects that the date of the first installment plus one month is earlier than the date of the last installment. This can happen due to:
  
  Incorrect Date Entries: The dates for the installments may have been entered incorrectly, leading to a situation where the first installment is scheduled to occur after the last installment.
  Configuration Issues: There may be issues with the configuration of the installment plan in the system.
  Business Logic Violations: The defined payment terms or conditions may not align with the expected business logic.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Installment Dates:
  
  Review the dates for the first and last installments in the payment plan.
  Ensure that the first installment date is set correctly and that it logically precedes the last installment date.
  
  
  
  Adjust the Payment Schedule:
  
  If the dates are incorrect, adjust the installment dates accordingly. Make sure that the first installment date plus one month is not before the last installment date.
  
  
  
  Review Configuration:
  
  If you have access to the configuration settings, check the settings related to installment plans to ensure they are set up correctly.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for guidance on installment plans and payment schedules.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the dates and configuration, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like F110 (Automatic Payment Transactions) or F-28 (Post Incoming Payments) to review or adjust payment schedules.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and correct the issue causing the error message 6A670 in SAP.