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

[Charlotte Castro]

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.

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Apple Certified Support Professional (ACSP) | Smart Home & Matter/Thread Integrator