BSOD when calling validate_hwnd

[Lip3x]

I always BSOD when trying to call validate_hwnd, I already checked the window_handle that the function is receiving and it looks ok.

const auto window_instance = validate_hwnd(Data->Hwnd.window_handle); if (!window_instance) return 0;

https://gyazo.com/79f2e191b49a9ccbd295ac1979defee1
^this is what i printed on dbgview

https://gyazo.com/927f3107939aad48c2794466d345865c
^this is how my HideHwnd function looks like