Object &1 &2 &3 is shared. Change is not permitted.

What causes this issue?

In a multitenancy system, objects of type &V2& that are in a namespace
that does not have the multitenancy sharing type "local" or "tenant
local" are shared objects.
Shared objects are not allowed to be changed.

System Response

Object &V1& &V2& &V3& cannot be changed.

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.