How To Fix CM117 - An allocation already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: CM - Task list messages: Material component allocations

• Message number: 117

• Message text: An allocation already exists

What causes this issue?

The material component that you want to allocate to the operation is
already allocated to another operation of the standard sequence.
You can only allocate the material component again if the new
allocation is to an operation of an alternative sequence. This sequence
must be an alternative to the operation of the standard sequence, where
an allocation has already been made.

How to fix this error?

Allocate the material component to an operation of an alternative
sequence or
Allocate another material component.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM117 - An allocation already exists ?

  The SAP error message CM117 ("An allocation already exists") typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with cost allocations, internal orders, or cost centers. This error indicates that there is an attempt to create a new allocation or distribution that conflicts with an existing one.
  Cause:
  
  Duplicate Allocation: The most common cause is that there is already an allocation or distribution entry for the same cost object (e.g., cost center, internal order) for the same period.
  Incorrect Data Entry: The user may have entered data incorrectly, leading to an attempt to create an allocation that overlaps with an existing one.
  Configuration Issues: There may be configuration settings in the controlling area or allocation structure that are causing conflicts.
  Timing Issues: The allocation might be attempted in a period that is already closed or has restrictions.
  
  Solution:
  
  Check Existing Allocations: Review the existing allocations for the cost object in question. You can do this by navigating to the relevant transaction (e.g., KSV5 for actual distributions) and checking if an allocation already exists for the specified period.
  Modify or Delete Existing Allocations: If you find that an allocation already exists and it is not needed, you may need to delete or modify it to allow for the new allocation.
  Adjust Data Entry: Ensure that the data you are entering is correct and does not conflict with existing allocations. Double-check the cost object, period, and other relevant fields.
  Consult Configuration: If the issue persists, consult with your SAP configuration team to review the settings related to allocations and distributions in the controlling area.
  Check Period Status: Ensure that the period you are trying to allocate to is open and not closed for posting.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KSV1 (Create Distribution), KSV2 (Change Distribution), KSV3 (Display Distribution), and KSV5 (Actual Distribution).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation on cost allocations and distributions for best practices and guidelines.
  User Roles: Ensure that the user has the necessary authorizations to perform allocations in the system.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.