Not Allocated value happens in App Material Price Analysis.
SAP S/4HANA Cloud
Reproducing the Issue
Check Not Allocated value in App Material Price Analysis.
Not Allocated value is normally cause by the problem that the structure within different material levels are not built up successfully.
It can happen that multilevel postings happened after you have executed "Preparation" step in Actual Costing Run.
Please select "Process again" in the parameter settings in App Edit Actual Costing Run, step Preparation and Settlement.
Then please execute all the steps from the beginning.
Not allocated, price difference, multilevel. , KBA , CO-PC-ACT , Actual Costing/Material Ledger , Problem