Actual costing Issue

Dear All,

I am doing  in development client  below settings I click on new entry button revaluation of consumption filed is display mode not in
entry mode .

How to clear this problem ?

Please help any buddy.

SPRO>Controlling >Product Cost Controlling > Actual Costing/Material Ledger > Material Update > Define Movement Type Groups of Material Ledger       

2) Another doubt Exch .rate Diff not update in CKMLCP .Its  not showing exch .Rate diff Colum .Its updated Price Diff Colum System picked PRD gl a/c  . I have mapped in OBYC ,PRD and KDM .

system takes PRD GL a/c not KDM GL a/c

Please help me .