TouchBar iTunes/Music button loses icon.

Originator:anthony
Number:rdar://29855912 Date Originated:04-Jan-2017
Status:Open Resolved:No
Product:macOS + SDK Product Version:macOS Sierra 10.12.2
Classification: Reproducible:Sometimes
 
Area:
Something not on this list

Summary:
The iTunes/Music button on the control strip (shown when iTunes is running and playing music) will occasionally lose its icon resulting in a blank rectangular button.

Steps to Reproduce:
1. Open iTunes
2. Play some music
3. Switch back and forth between iTunes and other apps

Expected Results:
Icon to stay visible on button between show/hide cycles.

Actual Results:
Icon sometimes disappears. Once it disappears, it requires iTunes (maybe system) to be restarted.

Version:
macOS Sierra 10.12.2

Notes:


Configuration:
MacBook Pro (15-inch, 2016)
2.7 GHz Intel Core i7
16GB 2133 MHz LPDDR3
Radeon Pro 455 2048 MB
macOS Sierra 10.12.2

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