Steps to reproduce:
1. ...
Result: ...
Expected: ...
System info
Application: After Effects (Beta) v23.1.0.53
OS: macOS v12.4.0, RAM: 16.00 GB GB, CPUs (logical): 8
Setup Color manage with new Aces 1.03
OCIO config 1.03
Add rec709 clip
Add ocio transform > rec709 2.4 to Aces CG
Add glow to clip. Highlights from glow display black edging. Almost a "dark glow".
Not diplayed using Adobe colourmanage and 32bit lin setup.
Sidenote. using ocio config Aces CG v2 (beta) issue is less but still visible.