Unity 5.4.1 blank Game view

After upgrading to Unity 5.4.1, the Game view in the Editor occasionally goes blank while testing. Seems to have a higher chance of happening when tabbing between Unity and other applications. Switching to the Scene view then back to the Game view fixes the problem. If I wait a bit before trying to switch to the Scene view, Unity sometimes hangs and needs to be restarted.

I’m using a Mac with El Capitan. Is this a known bug with Unity 5.4.1?

Yes, this is a known bug that’ll likely be fixed soon. Here’s a thread on it:


For me I had to run this from terminal to initiate the work around:

/Applications/Unity/Unity.app/Contents/MacOS/Unity -force-gfx-direct