Desktop app hangs (white screen) during long conference calls

[dandaka]

Bug Report

Summary: The desktop app hanged and showed a blank white screen during a long conference call.

Steps to reproduce:

1. Join a conference call using the Char desktop app
2. Keep the app running for ~2 hours
3. Take a pause mid-call and resume

Expected behavior: App continues working normally throughout the call

Actual behavior: App became unresponsive and displayed a completely white/blank screen (see screenshot)

Environment:

• macOS
• Long session: ~2 hours with 1 pause

Screenshot: App window showing white blank screen — app is completely frozen/unresponsive

[ComputelessComputer]

Hey Dan, were you using the on-device models or does this seem to happen regardless of the model?

[dandaka]

@ComputelessComputer using Deepgram over API (unfortunately)
would love to use on-device, but still have no success with Char