Google for "0xc000007b". The first few results all point to the same cause - virus/trojan infection,
example linkOther possibilites such as not being fully patched (windows), video drivers and firewalls, but the trojan is No 1 on the list. Start scanning...
Max 2016 (SP1/EXT1)
Win7Pro x64 (SP1). i5-3570K @ 4.4GHz, 8Gb Ram, DX11.
nVidia GTX760 (2GB) (Driver 430.86).