SAP Message BRAIN307 - InfoObject &1 is not suitable as data type DELTACHANM

Diagnosis
Delta cache class 600&V3& is entered for InfoProvider &V2&. &V3&delivers &V3& as DELTACHANM.
Only characteristics or time characteristics for which the allocation ofSIDs is monotonous (COB_PRO-SIDMONFL = true) are permitted asDELTACHANM.

System Response
InfoProvider &V2& cannot be used for reporting or planning.

Procedure
Adjust the definition of &V2& or change class &V3&.