SAP Message R7285 - Characteristic &1: Attribute &3 compounded to &2 has a diff. time-dpdncy

Diagnosis
Attribute &V3& for characteristic &V1& is compounded to attribute &V2&.Attribute &V2& has a different time dependency to attribute &V3&.
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System Response
Attributes &V2& and &V3& must have the same time dependency.

Procedure
Change the time dependency of one of these attributes.