Enable Logging to solve windows startup issue

You can troubleshoot many of computer startup problems using windows boot logging. When you start you computer with enable boot logging feature, a log file will be created to identify the drivers and services that is creating the problem during startup. The name of this file is ntbootlog.txt and located in root directory (%SYSTEMROOT%, normally in C drive). You can search this file with the name "ntbootlog.txt" in C drive. Follow the example of ntbootlog.txt in windows XP.


Service Pack 2 8 7 2007 22:02:09.500

Loaded driver \WINDOWS\system32\ntoskrnl.exe

Loaded driver \WINDOWS\system32\hal.dll

Loaded driver \WINDOWS\system32\KDCOM.DLL

Loaded driver \WINDOWS\system32\BOOTVID.dll

Loaded driver ACPI.sys

Loaded driver \WINDOWS\system32\DRIVERS\WMILIB.SYS

Loaded driver pci.sys

Loaded driver isapnp.sys

Loaded driver intelide.sys

Loaded driver \WINDOWS\system32\DRIVERS\PCIIDEX.SYS

Loaded driver MountMgr.sys

Loaded driver ftdisk.sys

Loaded driver dmload.sys

Loaded driver dmio.sys

Loaded driver PartMgr.sys

Loaded driver VolSnap.sys

Loaded driver atapi.sys

Loaded driver disk.sys

Loaded driver \WINDOWS\system32\DRIVERS\CLASSPNP.SYS

Loaded driver fltMgr.sys

Loaded driver sr.sys

Loaded driver Fastfat.sys

Loaded driver KSecDD.sys

Loaded driver NDIS.sys

Loaded driver Mup.sys

Loaded driver agp440.sys

Did not load driver ACPI Uniprocessor PC

Did not load driver Audio Codecs

Did not load driver Legacy Audio Drivers

Did not load driver Media Control Devices

Did not load driver Legacy Video Capture Devices

Did not load driver Video Codecs


To enable boot logging, boot your computer and press F8 keys. An advance menu screen will appear with different options.

*Safe Mode
*Safe Mode with Networking
*Safe Mode with Command Prompt
*Enable Boot Logging
*Enable VGA Mode.
*Last known Good Configuration
*Start Windows Normally
* Reboot



Here select the option Enable Boot Logging, and press Enter button, your system will be returned to main menu screen and again press Enter button to start logging.



If there is no problem in windows startup, then your system will boot successfully in normal mode, and you can review the log file. In case any problems in log file regarding loading services and drivers then you can troubleshoot that services (stop and restart) and drivers (reinstall).

If your problem does cause Windows to crash then restart your system and again Press F8 button to boot your system in safe mode. In safe mode again reviewing the ntbootlog.txt file and identifies the problems either disable any device or uninstall any third party application. If your problem is still there then visit your hardware vendor website for help.