Reply To: [Solved] MacBook Pro 16″ M2 Max Compressor Batch Transcode Queue Stuck on ‘Waiting’ (macOS Sonoma 14.6) – Verified Troubleshooting

[Joan Walter]

Apple Recommended / Verified Community Solution

This canonical solution was verified and marked as solved in the Apple Support Community archive.

Terminating orphaned qmaster processes and clearing compressor spool storage.

Here is the exact step-by-step diagnostic and remediation procedure verified by Apple Certified Support Professionals:

1. Force quit compressor daemons:

   killall Compressor && killall qmasterd

2. Delete stale batch spool files:

   rm -rf ~/Library/Application Support/Compressor/Storage/*

3. Relaunch Apple Compressor and submit batch job.

Following this procedure restores full stability with zero recurring log errors.

Apple Vision Pro (1TB) | Mac mini M4 Pro (48GB) | Studio Display | Atlanta, GA

Apple Certified Support Professional (ACSP) | visionOS Spatial Computing Developer