every time I try to render my scene the render window says "no device available to denoise on" even though I have it set to CUDA with my RTX 2080ti and enabled GPU compute on the render window, also I have 64GB of Ram. If I need to provide more info about my pc let me know but this never happened before and now Im getting this problem. Here are some screenshots of the problem and my settings. Thank you.
Is your hard drive full? Im currently working with blender files approx. 3 gig each, and blender auto saves your file, silently filling a hard drive pretty fast, with multiple 3 gig auto saves in my case. I stumbeled onto the same problem, and used WinDirStat (grand perspective if your on a mac) to find the culprit files, In my case 40% of the hard drive. Deleted the files and can now render more than one time. Does this work for you as well?