Weird error "app not installed" on game apk's only Lg G2 vs980

Weird error "app not installed" on game apk's only I can install other apps easily. :silly:
I'm on Custom Rom
XenonHD Lollipop 5.1.1
also tried
Resurrection Remix 5.1.1
tried clean flash but no luck. :(
any one can help with it? :confused:
uploaded video on youtube.

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