These are the name of the fields
EMP_No
Task Code
Date_Task
OverTime
start date
end date
Task Desc
=(DateDiff("n",[start date],[end date]))\60 & Format((DateDiff("n",[start date],[end Date])) Mod 60,"\:00")
=(DateDiff("n",[start date],[end date])/60)*Forms!Employee!rate
I tried your code but...