Do not waste time reinstalling Pro Tools. Try these solutions in order, from least to most invasive.
If you encounter this error in recent versions of Pro Tools (2024.x or 2025.x), try these specific troubleshooting steps:
Traditionally, the -9400 to -9499 error ranges in Pro Tools point toward Elastic Audio (EA) background rendering bottlenecks. Even if Elastic Audio isn't actively engaged on a track, remnants of background rendering or multi-channel clip files can bottleneck the sub-engine. aae error 9416 updated
Corrupt preference files and cached paths regularly prompt false resource errors. Close Pro Tools completely.
A corrupted user account can cause persistent errors: Do not waste time reinstalling Pro Tools
If you are in a session and need to record right now :
AAE Error 9416 is a clear indicator that the Avid Audio Engine has hit a resource wall. By increasing your hardware buffer size, caching your session to RAM, committing resource-heavy plugin tracks, and ensuring your sessions run from a properly formatted SSD, you can permanently eliminate this error. Even if Elastic Audio isn't actively engaged on
Increase the value (e.g., from 128 or 256 samples up to ). Click OK and test playback. Enable Optimize Engine for Plug-in Performance
Pro Tools requires fast read/write speeds. Running complex sessions off an outdated or cluttered drive is a leading cause of Error 9416. Never Run Sessions from Your System Drive
Whether this happens in or just one specific project Share public link
While the user base for Pro Tools and After Effects has overlapped, resulting in some confusion in web searches, the consistent technical consensus points to the error being an . A key developer has publicly identified that -9416 is an error in Elastic Audio , which is a specific feature set within Pro Tools.