2791935 - Error 'Record &1 has unsupported classification data for class type &2' when using the App 'Manage Mass Maintenance - Products'

• Unable to update Classification of a Material through the App  'Manage Mass Maintenance - Products'
• The classification of a material can be updated in the "change material" app but not through the App 'Manage Mass Maintenance - Products'
• Error "Record &1 has unsupported classification data for class type &2." appears in the log of app  'Manage Mass Maintenance - Products' but not known why or how to correct

• SAP S/4HANA Cloud Public Edition -All Versions

MARA_AUSP , ATWRT , KBA , CA-MDG-CMP-MM , Material , LO-MD-MM , Material Master , CA-CL-CL , Classification , Problem