Pro Tools requires specific file systems for stable performance. : Ensure your audio drive is formatted to NTFS . Mac : Ensure it is APFS or Mac OS Extended (Journaled) .
Changes to Pro Tools' plugin cache system have introduced instability. A user noted, "There have been lots of changes recently with plugin caches and it's concerning that I see Elastic Audio complaining about its cache problems in many log files". Even plugins not actively in use can cause errors because Pro Tools loads them and their associated caches on launch. aae error 9416 updated