For this procedure call:
spMobileX.CallProcedure('MILEAGE_ACC',
['PAREA',edtArea.Text,
'PSTART_DATE',dtpStart.Date,
'PEND_DATE',dtpEnd.Date]) ;
I get a "PLS-00306: Wrong number or types of arguments in call to MILEAGE_ACC". The parameters are correct (input...