Please check your system logs. This can not be that nothing is recorded.
You find the error in this logs.
What you mean with the system halt? Completly or only the install?
You can test this in a VM! Please install virtualbox. You can create easy snapshoots to recover the old state! This is nice to have If you can not test on your live system.
You can install ubuntu and copy some configurations from the etc folder, from your livesystem!
If you think there is a bug, then you find it in the vm.