How To Fix AJ105 - Portion has been changed within the period-end billing period

AJ105 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 105

• Message text: Portion has been changed within the period-end billing period

What causes this issue?

You changed the portion from &v1& to &v2& for the contract. You made
this change within a period-end billing period. However, you are not
permitted to change the portion within a period-end billing period.

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?

Ensure that the portion does not change within the period-end billing
period. The current period-end billing period started on &v3&. If you
wish to allocate the contract to a different portion, you can do this
after the end of the period-end billing period.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ105 - Portion has been changed within the period-end billing period ?

  The SAP error message AJ105, which states "Portion has been changed within the period-end billing period," typically occurs in the context of billing and revenue recognition processes in SAP, particularly when dealing with service contracts or projects. This error indicates that there has been a modification to a portion of the billing data that is not allowed during the period-end closing process.
  
  Cause:
  
  Data Changes: The error is triggered when there are changes made to billing-related data (like billing plans, service orders, or contracts) after the billing period has been closed or is in the process of being closed.
  Period-End Closing: The system is designed to prevent changes to certain data during the period-end closing to ensure the integrity of financial reporting.
  Open Items: There may be open items or pending transactions that are still linked to the billing period, which can cause conflicts when changes are attempted.
  
  
  Solution:
  
  Check for Changes: Review any recent changes