Blueprints Tooltips Behind Contextual Menu

I am getting this same problem now.

Using UE4 4.15.3

My Macs Specs are as follows :

  OSX 10.12.5

  MacBook Pro Retina 15 Inch

  2.4ghz i7

  16GB 1600 MHz DDR3

  NVIDIA GeForce GT 650M 1025 MB

Please Help!!!