# dagster-support


09/15/2022, 9:28 PM
Hi, I have a monthly report that is prepared for the full month around the 15th of each month (e.g., Full September results become available on 9/15 because of the way early system close is designed). Naturally it uses monthly partition. The problem is that when I try to materialize the assets for September, Dagit says 9-1-2022 partition cannot be found. I tried end_offset =1 hoping this will trick Dagit into thinking September is over, but the error still persists. How do I make this work?