Racks icon not updating.

Cubase
,
1

My Specs:

Cubase Pro 8.5
Mac OSX Yosemite 10.10.5
MacBook Pro (Retina, 15-inch, Late 2013)
Processor 2.6 GHz Quad Intel Core i7
Memory 16 GB 1600MHz DDR3

Details to recreate issue: Check the link for recreation