Some of this is definitely problems in overwatch.
The nahimic crash is maybe something from ctrl-alt-deling overwatch. There's also a possibility that, possibly the whole thing was caused by nahimic if nahimic intercepts keys for features and that somehow interfered with something?
Faulting application name: Nahimic2svc32.exe, version: 0.0.0.0, time stamp: 0x595ba514
Faulting module name: KERNELBASE.dll, version: 10.0.16299.15, time stamp: 0x2cd1ce3d
Exception code: 0xe06d7363
Fault offset: 0x001008b2
Faulting process id: 0x2074
Faulting application start time: 0x01d372e72b1a3934
Faulting application path: C:\Program Files\Nahimic\Nahimic2\UserInterface\Nahimic2svc32.exe
Faulting module path: C:\WINDOWS\System32\KERNELBASE.dll
Report Id: 19bed041-0ee5-43bd-8e99-f34abccda182