How To Fix F9640 - Minimum number of retention days must be a positive number

F9640 - Overview

• Message type: E = Error

• Message class: F9 - Messages from all FI Archiving and Deletion Programs

• Message number: 640

• Message text: Minimum number of retention days must be a positive number

What causes this issue?

You entered a negative figure for the number of days the document
remains in the system. This is incorrect. Only positive numbers >=0 are
permitted.

System Response

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

How to fix this error?

Correct your entries.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message F9640 - Minimum number of retention days must be a positive number ?

  The SAP error message F9640, which states "Minimum number of retention days must be a positive number," typically occurs in the context of financial document retention settings within the SAP system. This error indicates that the system requires a positive integer value for the minimum number of retention days, but it has received a value that is either zero or negative.
  
  Cause:
  
  Incorrect Configuration: The retention period settings in the configuration may have been set to zero or a negative number.
  Data Entry Error: During the setup or modification of retention periods, a user may have inadvertently entered an invalid value.
  System Defaults: If the system defaults are not properly set, it may lead to this error when trying to save or process documents.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Configuration Settings:
  
  Navigate to the configuration settings for document retention in SAP. This is usually found under the Financial Accounting (FI) module.
  Look for