Master data of equipment &1 has different LRP &2

What causes this issue?

You cannot use a technical object as a marker in a linear reference
pattern (LRP) if you have already assigned another LRP to the master
data of this technical object.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.