FabFilter User Forum

64+ Tracks with Q4 will crash ProTools when writing automation

Hi,

I'm on macOS 14.7.3, PT 2024.10.2 and Pro-Q 4.0.2
MacStudio M2 Ultra, 128 GB RAM

I make a new session, add 64 (or more) mono tracks, add an Q4 to each track (default vanilla settings). Then set Automation to Write on all tracks.
Press Play, press Stop. ProTools Crash.

Please fix. Thank you!
Micha

Micha

Hi Micha,

We're aware of this issue, but unfortunately it's not because of a bug in the plug-in. Pro-Q 4 and Pro-Q 4 have lots, lots of parameters. With 24 bands each with over a dozen of parameter, there are over 300 parameters that can be automated. When you enable all of these parameters for automation at once on lots of tracks, this can immediately full up the automation buffer of Pro Tools. Especially if you're using spot automation, which basically means the automation buffer needs to store store values for each parameter.

We are in close contact with Avid, who are looking for a solution. What you can do for the time being is not enable all parameters for automation, but reduce it to e.g. 8 bands.

Ralph (FabFilter)

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