Adobe has released a number of FAQs and technical notes, regarding known issues and problems of Adobe products under Mac OS 10.7 Lion, which affect Adobe Creative Suite CS5, Creative Suite CS5.5, Photoshop CS5, Photoshop CS5.5, Photoshop CS4, and Photoshop CS3.
Details can be found at the Adobe site using the following links.
Topics covered include Mac OS 10.7 new features, Rosetta support under Mac OS 10.7 Lion, crash reporter, Java runtime, scrolling behavior goes in opposite direction, and files stored in library.
Known Issues with Adobe products on Mac OS 10.7 Lion – Adobe Support note
Adobe® Creative Suite® solutions and Mac OS X Lion (v10.7) – pdf
Mac OS X Lion (v10.7) compatibility – Adobe FAQ
Photoshop specific issue:
Droplets don’t work | Photoshop CS5, CS4, CS3 | Mac OS X 10.7 (Lion) – Adobe Support note
The issues affect a wide number of Adobe Creative Suite applications including (with their own app specific links below :