Pc hard crash in PvE combat

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Game mode: PvE Kh2 private server
Problem: Crash | Bug | Performance | Misc
Crash dump link:: none as game hard crashes pc

Free text
Hi started playing again after a break from early access only to find that sometimes when in combat my game crashes and reboots pc
I am running
Amd fx 8350 eight core
Windows 10 64bit
Radeon rx480 latest drivers
8 gigs ram
Amd high definition sound card

Repro steps: