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Early Boot Windows Debugging – Part 2 – Kernel Debugging over Serial

Early Boot Windows Debugging – Part 2 – Kernel Debugging over Serial

This post is a continuation of Part 1; I think I shall call it “Help, my ntbtlog.txt isn’t being written to disk and I’m flying blind” Ok, now I need more data because I’m not getting anywhere. Fortunately Windows still has the option to log kernel debugging over serial. A feature I wasn’t aware existed util today. That brings up the big question: how do I make that work on a VM and a physical device without a serial port?…

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Early Boot Windows Debugging – Part 1 – Basics

Early Boot Windows Debugging – Part 1 – Basics

I have a Windows Server 2012 VM that will not boot past the Windows splash screen but throws a BSOD with the error “SYSTEM_THREAD_EXCEPTION_NOT_HANDLED (NETIO.SYS). It’s been a long while since working on troubleshooting Windows (I primarily use CentOS) but here’s what I’ve found. I don’t have the solution yet but I’m recording some tidbits that I found so I will have them later. First a bit of preamble: 1. Advanced Boot Options – When you select “Enable Boot Logging”…

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