Christian,

This should get you where you need to go

LOCAL lnWeek, lnYear, ldDate, lnCount, lnTest
lnWeek = 48
lnYear = 1999
ldDate = DATE(lnYear,1,1)
lnCount = 0
lnTest = 0
DO WHILE lnWeek > lnTest
	ldDate = ldDate + lnCount
	lnTest = WEEK(ldDate , 0, 1)
	lnCount = lnCount + 1
ENDDO
? ldDate - 1

>Hello,
>I have two values, the Week (like 48 for today) and the year (1999).
>How can I get the date of the first day of this week?
>So it should give me the date of last Sunday.
>I did not find any function for this.