How To Fix STGR115 - &1 is already a purchasing reference plant

STGR115 - Overview

• Message type: E = Error

• Message class: STGR - Hold store grouping messages

• Message number: 115

• Message text: &1 is already a purchasing reference plant

What causes this issue?

Your choice of new reference plant is incorrect; the plant that you
chose is already a reference plant.

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?

Select another target reference plant. It can be one of the plants that
you selected or one of the assigned plants in the grid. Display the
help list to see all available plants. The new target reference plant
cannot be an existing reference plant or a non-existing plant.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message STGR115 - &1 is already a purchasing reference plant ?

  The SAP error message STGR115 indicates that a specific plant is already designated as a purchasing reference plant for a material. This typically occurs when you are trying to assign a plant to a material in a way that conflicts with existing configurations in the system.
  
  Cause:
  The error arises when:
  
  You attempt to assign a plant to a material that is already set as a purchasing reference plant for another material or in another context.
  There may be an attempt to change the purchasing organization or plant assignment in a way that violates existing relationships in the system.
  
  
  Solution:
  To resolve the STGR115 error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Use transaction code MM03 to display the material master data for the material in question.
  Navigate to the "Purchasing" view and check if the plant is already assigned as a purchasing reference plant.
  
  
  
  Review Purchasing Organization Settings:
  
  Use transaction code ME11 or ME12 to check the purchasing