What does error message "An internal exception occurred (Address: 0x42bb445a)" mean and how can I solve and fix it.

Restart Everything

Close the game and restart your computer.

Disable Core Isolation/Memory Integrity

Select Start, enter 'Core Isolation' in the taskbar, and select Core Isolation from the list of results to open the Windows security app. On the Core isolation page, turn off the toggle for Memory Integrity. You need to restart your device.

Disable Antivirus/Defender

Disable you Defender and if you have installed any Antivirus, and then open the game.