Separate names with a comma.
I'm getting random crashing myself. Fairly new install and everything. Brand Spanking new Macbook Pro with upgraded processor,...
That was funny. When I used F8 to navigate spaces, my minimize came back just from that even without restarting Firefox.
Had this problem
This had really become an issue for me. I re-installed Parallel Tools, and enabled Adaptive Hypervisor. It's as quick as can be now.