How To Fix WM540 - Plant & is assigned to reference plant &. Assignment not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 540

• Message text: Plant & is assigned to reference plant &. Assignment not possible

What causes this issue?

You wish to assign a plant to an assortment. This plant has a reference
plant, however, which is already assigned to the assortment. The plant
you have entered is therefore assigned to the assortment via the
reference plant.

System Response

You cannot assign the plant to the assortment.

How to fix this error?

The plant is already assigned via the reference plant, therefore you do
not need to reassign it.

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.