Resolved after a windows update (I thought my OS was up to date) the latest built now works dolphin-master-4.0-2246-x64 currently I am still getting more windows updates.
ASRock Fatal1ty Z97 Killer (ATX)| Intel i5-4690k @ 3.50GHz | G.Skill Ripjaws X Series 2x4GB DDR3 1600MHz | ASUS Radeon R9 270X DirectCU II TOP 2GB | Windows 7 Ultimate x64- SP1 / Windows 10 Pro x64
ASRock Z97 Anniversary (ATX)| Intel Pentium G3258 @ 3.20GHz | Corsair Vengeancez 2x4GB DDR3 1600MHz | Evga GeForce GTX 750 2GB SC | Windows 7 Ultimate x64- SP1
ASRock Z97 Anniversary (ATX)| Intel Pentium G3258 @ 3.20GHz | Corsair Vengeancez 2x4GB DDR3 1600MHz | Evga GeForce GTX 750 2GB SC | Windows 7 Ultimate x64- SP1