c# - Database Vender Error 245 -


my code generates error message. how can correct this?

error message

rpt.bills_per_month rpt = new rpt.bills_per_month(); rpt.setparametervalue("@date", datetimepicker1.text.tostring()); rpt.rpt frm = new rpt.rpt(); frm.crystalreportviewer1.reportsource = rpt; frm.showdialog(); alter proc [dbo].[month_bills]  @date nvarchar(20)    select * pay_bills  ((datepart(mm, date_of_pay) = @date) , (datepart(yy, date_of_pay) = @date))


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