How To Fix RETMFI122 - &1: at least one period must not have partner lock

RETMFI122 - Overview

• Message type: E = Error

• Message class: RETMFI - Messages for Posting Terms

• Message number: 122

• Message text: &1: at least one period must not have partner lock

What causes this issue?

You set a partner lock for all periods of a posting term. That is not
possible. There must be at least one period in which the partner is not
locked.

System Response

The change cannot be saved.

How to fix this error?

Correct your entries. For example, remove one partner lock.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RETMFI122 - &1: at least one period must not have partner lock ?

  The SAP error message RETMFI122 indicates that there is a partner lock issue in the context of financial transactions, particularly in the area of financial accounting or controlling. This error typically arises when you are trying to perform a transaction that requires a certain period to be unlocked for a partner (such as a vendor or customer) but all relevant periods are locked.
  
  Cause:
  The error occurs when:
  
  All periods for the specified partner are locked, preventing any changes or postings.
  The system requires at least one period to be open (unlocked) to allow for the transaction to proceed.
  This can happen during month-end closing processes or when specific financial periods are intentionally locked to prevent changes.
  
  
  Solution:
  To resolve the RETMFI122 error, you can take the following steps:
  
  
  Check Period Locking:
  
  Go to the transaction code OB52 (or the relevant transaction for your version) to check the period locks for the relevant company code and fiscal year.
  Ensure that