Compiling ReactOS with Visual Studio Community 2019 build fails to boot through the 1st setup installation phase. The actual failure is due to a debug break condition being hit in this line of code.
To reproduce the said behavior one must have Oracle Virtualbox installed and the following settings set under System options of the VM. A log with the backtrace captured is attached for further details.
> Chipset: PIIX3
> I/O APIC: disabled
> PAE/NX: disabled
> VT-x/AMD-v: disabled