Thanks for the welcome! It did work (my access runs in german, so mosty 'Und' instead of 'AND' works, but I better continue with english grammar! Thank you very much and greetings from snowy Switzerland
Hello guys, I try since hours to get this query running:
DSum("GewichtungBereich";"qryReportGattungBereiche";"IDB=" & [IDB] & " Und IDG=" & [IDG])
I'm thankfull for any advice! Cheers