My laptop is acting weird on open core

So, I installed OpenCore on my laptop and the white text on black screen was going as expected when suddenly this thing appeared (see image)

Hardware - HP ProBook 4440s
CPU - I5-3210M
GPU - Integrated
Ram - 10GB
guide followed - https://Dortania.github.io/OpenCore-Install-Guide/

part i got issue with - white text on black screen or whatever is that
Files used - OpenCore Debug version