Why is this happening?

[Itsjacobiward (Jacobi)]

I want to open this recovery file, but I keep getting this message:

Sorry, this place could not be loaded. Details: “Serializer::load can’t read header”

If you continue to encounter this error, please report it on the Developer Forum.

Incident ID: 3088977839094874337

[Blackmole111 (DarkGravity)]

Most probably related to this bug:

All of my new AutoSaves are 0 KB and fail to open

Reproduction Steps Aside from providing my list of beta features, I have no repro. The issue is happening for me 100% of the time. Beta Features: Accessory Fitting Tool, CSG v3, Facial Animation, Parallel Lua, Pivot Editor Edit: Seems to be caused by an FFlag intended to fix an issue. Added solution to bottom of this post. Expected Behavior I’m just editing code in Studio and expect for a successful AutoSave to be created/updated whenever I’m testing. It was working as expected until recent…