Troubleshooting -
Reminders
First created: 08/07/2005
Last modified:
Revision number: 1
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General Troubleshooting reminders:
  • Over heating- Fans/vents blocked?
  • Max reg size reached? (big problem with NT4).
  • REGSRVR a DLL?
  • Free space
  • Eventviewr http://www.eventid.net/
  • Bad disk blocks
  • Virus Scan
  • Trojan horse/spyware/adware scan
  • Turn off antivirus
  • Domain/local policy lockout
  • Warm pwr cycle
  • Memory-VM, Handles, Threads - look for leaks
  • Acpi
  • Swap cables - internal / external
  • Pagefile corruption
  • Mdac/jet/xml update
  • Rights - NTFS/Registry
  • Ferify all NICs/switch ports are NOT set to Auto-Negotiate. Hard set to 100Full or 100Half.
  • Reinstall latest service pack
  • Power fluctuations on pwr circuit (a/c, welder . .)
  • Network cable near any florescent ballasts?
  • BIOS / Firmware / Driver update
  • Change Microsoft driver to one from the manufacturer
  • Tape drive sharing
  • RAID controller?
  • Tape diagnostics software
  • Tape device block size
  • ogl scr saver on non-ogl video card
  • Services started?
    • S
  • ervice password change?
  • Environment variables
  • Look at Winnt\Ntbtlog.txt
  • Winmsd-IRQ/DMA conflicts
  • Defragment
  • Swap hw out
    • P
  • ut hw on different system
  • Check all internal components for proper seating.
  • Reboot hub/switch
  • Change to diff hub/switch
  • Swap patch cables - both ends
  • Newsgroups
    • mskb articles
  • Other manufacturer's kb's
  • Filemon/regmon
  • Safe mode/last known good
  • 2000 rec console
  • HDD supports bus mastering?


    • Email:
  • Outlook Slowdown-Journaling, Word as editor, IM
    • Network checks:

  • Ipconfig /all - verify
  • ctl-pnl/nw/ enabled?
  • ping 127
  • ping host on same subnet
  • ping by ip
  • firewall - log
  • mspclient-add allowed ports


    • SCSI
  • Termination
    • (active/passive)
  • Decrease throughput speed in the SCSI bios


    • Third party
  • Ontrack data recovery tool


    • Reg Hacks
  • W2K Product id< (UNVERIFIED) HKLM\Software\Microsoft\Windows NT\CurrentVersion\ProductID-reg_sz./li>
  • W2K Services (Verified) HKLM\System\CurrentControlSet\Services.

    • These subkeys are for each service in the services.msc console. There is a Start Value - 4=Disabled, 3=Manual, 2=Auto. If you disable a service and need it to start but the gui wont respond, change the Start value as needed.

    Windows STOP messages (Blue screen of death) http://aumha.org/win5/kbestop.php

    An extensive database of detailed process descriptions that helps you to figure out what is running on your system. http://www.processlibrary.com/