Half Day LOP deduction

Hi,

Absence type "half day LOP" created for Deducting half day salary for this all configuration done in Time management-->Absence type created then Absence Valuation Config. done in Payroll-->Payroll India-->Absence with Counting class & Percentage 50% but no effect in Salary Process.

Maintained Half day LOP in Absence (IT2001) (0.50) with timings but no effect in payroll.

Please help to solve.