Revolution Slider is invisible on Be Theme Version: 10.4 + Revolution Slider Version: 5.1

Hello,

I have the same problem "Revolution Slider invisible".  And follow instruction as you explained, did not work at all!

I am on Be Theme Version: 10.4, Revolution Slider Version: 5.1, Wordpress Version: 4.3.1 on my local MAMP.

LayerSlider Version: 5.6.2 is shown up no problem!

Please help!