Status switch for &1/&2/&3 leads to duplicated status entries

Message type: E = Error

Message class: CM_SUB_DATA - Substance Data (Header, ID, Reference, Materials)

Message number: 013

Message text: Status switch for &1/&2/&3 leads to duplicated status entries



What causes this issue?

Duplicated entries are not permitted in the status assignment of a
specification.
The status switch cannot be performed since duplicated status entries
would otherwise exist.

Error message extract from SAP system. Copyright SAP SE.