This happens because the modded root components conflict with Windows Virtualization.
The is still one of the fastest pre-rooted Android emulators available. With the fixes above— disabling network checks, editing HD-Config.ini, and blocking update servers —you can run it completely offline with full root access. bluestacks 6165643 mod rooted offline installer fix
Warning: Modded installers and rooted versions of BlueStacks are unofficial, may violate BlueStacks' Terms of Service, can contain malware, and can destabilize your system. Only proceed if you understand these risks and you have backups. This happens because the modded root components conflict
Once your fixed installation is running, optimize it for high-end gaming: may violate BlueStacks' Terms of Service