How To Fix STGR111 - You cannot assign plant &1 to purchasing reference plant &2

SAP Error Message - Details

• Message type: E = Error

• Message class: STGR - Hold store grouping messages

• Message number: 111

• Message text: You cannot assign plant &1 to purchasing reference plant &2

What causes this issue?

Plant &V1& cannot be assigned to purchasing reference plant &V2&,
because the purchasing organization of the plant differs from the
purchasing organization of the reference plant.
Assigned plant and reference plant must belong to the same purchasing
organization.

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?

Assign the plant to another reference plant that belongs to the same
purchase organization, use help list to see all available reference
plants.

Error message extract from SAP system. Copyright SAP SE.