An error has occurred while parsing the installation script
Press Alt+F11. This command displays the ESXi alert messages related to the installation failure.
Press Alt+F1. This command displays the ESXi shell, where you can log in to locate the relevant diagnostic log file:
Log in with these credentials:
username: root
password: press Enter for an “empty” password (this is the beginning of the ESXi install, so no root password is set)
When logged in, navigate to /var/log/forge/forge.log.
This file can provide clues to reasons behind the failure of the install.