Solved error 4201

dave 851

Member
My problems center on these two error messages:
- Event Log service is unavailable.
- Error 4201: the instance name passed was not recognized as valid by a WMI data provider.

I have followed through and performed the the fixes suggested at http://www.vistax64.com/tutorials/110886-event-viewer-error-4201-a.html

And they work. But after running the PC for a day or so, on rebooting/restarting - !! the issue pops up again. I usually discover it when I am updating or installing or reinstalling something, such as in the most recent case iTunes. I get an update from Apple to download the latest version of iTUnes. I do, but the install fails due to access denied and permission errors, when iTunes installer tries to remove various parts of the old version. I fixed this by manually going in and taking ownership of that file or folder. And when that hasnt worked I've removed it manually. In one attempt to fix this issue I've even used the windows uninstaller to clean it out. And it worked.

This ownership and permissions thing gets complicated. I use itunes and on this new PC I installed (as a 2nd internal hard drive) a drive I used on my old XP PC that contained nothing but my music/itunes library. So that created ownership issues right from the start.

So..I guess the easy thing would be to do a restore. I've tried rolling back to a restore point. I tried that before doing any of the fixes suggested in http://www.vistax64.com/tutorials/110886-event-viewer-error-4201-a.html But restore would always fail.

So any further suggestions? I'm the only user on this PC.

I know this centers on permissions and ownership.
 

My Computer

System One

  • Manufacturer/Model
    HP a6603w
    CPU
    Intel(R) Pentium(R) Dual CPU E2220 @ 2.40GHz
    Motherboard
    nVidia MCP73
    Memory
    2048 MB DDR2-SDRAM (PC2-6400 / 800 MHz)1024 MB DDR2-SDRAM (PC2-6400 / 800 MHz) Total 3gigs
    Graphics Card(s)
    NVIDIA GeForce 7100 / NVIDIA nForce 630i
    Sound Card
    Realtek High Definition Audio - 6.0.1.5789, 2-11-2009
    Monitor(s) Displays
    HP w2007 (HP w2007 Wide LCD Monitor)1680 x 1050 (32-bit) (60 Hz)
    Screen Resolution
    1680 x 1050 (32-bit) (60 Hz)
    Hard Drives
    WDC -320 GB Main Hard Drive
    ST3160812A - 149.05 GB ATA drive (secondary hard drive)

    Hitachi Ultra Speed USB Ex Drive 500 gb

My Computer

System One

  • Manufacturer/Model
    Home Grown Desktop
    CPU
    Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz
    Motherboard
    ASUS P5B-E
    Memory
    3006 MB
    Graphics Card(s)
    NVIDIA GeForce 8400 GS 512MB
    Sound Card
    Motherboard - SoundMax
    Monitor(s) Displays
    ViewSonic VX2235wm / Dell 17" Generic PnP Anolog
    Screen Resolution
    1680 x 1050 x 4294967296 colors / 1024 x 768
    Hard Drives
    3 x ST3250620AS 250GB SATA IDE
    1 x WDC WD1200JD-00GBB0 120 GB SATA IDE
    PSU
    Enerrmax 535W All-in-one SLI 20/24+6+
    Case
    Antec Sonata
    Cooling
    Antec 12cm SmartCool
    Keyboard
    Logitech LX710
    Mouse
    Logitech MX100 Laser
    Internet Speed
    Bell Canada DSL 12MBps (supposedly)
    Other Info
    2 x HP Pavilion 9700v Laptops

My Computer

System One

  • Manufacturer/Model
    HP a6603w
    CPU
    Intel(R) Pentium(R) Dual CPU E2220 @ 2.40GHz
    Motherboard
    nVidia MCP73
    Memory
    2048 MB DDR2-SDRAM (PC2-6400 / 800 MHz)1024 MB DDR2-SDRAM (PC2-6400 / 800 MHz) Total 3gigs
    Graphics Card(s)
    NVIDIA GeForce 7100 / NVIDIA nForce 630i
    Sound Card
    Realtek High Definition Audio - 6.0.1.5789, 2-11-2009
    Monitor(s) Displays
    HP w2007 (HP w2007 Wide LCD Monitor)1680 x 1050 (32-bit) (60 Hz)
    Screen Resolution
    1680 x 1050 (32-bit) (60 Hz)
    Hard Drives
    WDC -320 GB Main Hard Drive
    ST3160812A - 149.05 GB ATA drive (secondary hard drive)

    Hitachi Ultra Speed USB Ex Drive 500 gb
Well it seemed to work Ed.
Took a while to go through the forum but the key I think to reading these things is to read back from the end not the start, lol. Anyways I found this portion of the fix worked, but time will tell I guess.

Try this: UNLOCKER 1.8.9 BY CEDRICK 'NITCH' COLLOMB



It worked for me. Note that if you are using UAC, you have to set "Run as administrator" on "Compatibility" tab for file C:\Program Files\Unlocker\Unlocker.exe



After installing and setting compatibility mode mentioned above, just go to C:\Windows\System32\LogFiles\WMI, right-click on "RtBackup", select "Unlocker", select "Rename" from drop-down list, type e.g. "RtBackup.bak" and click "OK" twice.
 

My Computer

System One

  • Manufacturer/Model
    HP a6603w
    CPU
    Intel(R) Pentium(R) Dual CPU E2220 @ 2.40GHz
    Motherboard
    nVidia MCP73
    Memory
    2048 MB DDR2-SDRAM (PC2-6400 / 800 MHz)1024 MB DDR2-SDRAM (PC2-6400 / 800 MHz) Total 3gigs
    Graphics Card(s)
    NVIDIA GeForce 7100 / NVIDIA nForce 630i
    Sound Card
    Realtek High Definition Audio - 6.0.1.5789, 2-11-2009
    Monitor(s) Displays
    HP w2007 (HP w2007 Wide LCD Monitor)1680 x 1050 (32-bit) (60 Hz)
    Screen Resolution
    1680 x 1050 (32-bit) (60 Hz)
    Hard Drives
    WDC -320 GB Main Hard Drive
    ST3160812A - 149.05 GB ATA drive (secondary hard drive)

    Hitachi Ultra Speed USB Ex Drive 500 gb
Great; glad you got it fixed.

Ed
 

My Computer

System One

  • Manufacturer/Model
    Home Grown Desktop
    CPU
    Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz
    Motherboard
    ASUS P5B-E
    Memory
    3006 MB
    Graphics Card(s)
    NVIDIA GeForce 8400 GS 512MB
    Sound Card
    Motherboard - SoundMax
    Monitor(s) Displays
    ViewSonic VX2235wm / Dell 17" Generic PnP Anolog
    Screen Resolution
    1680 x 1050 x 4294967296 colors / 1024 x 768
    Hard Drives
    3 x ST3250620AS 250GB SATA IDE
    1 x WDC WD1200JD-00GBB0 120 GB SATA IDE
    PSU
    Enerrmax 535W All-in-one SLI 20/24+6+
    Case
    Antec Sonata
    Cooling
    Antec 12cm SmartCool
    Keyboard
    Logitech LX710
    Mouse
    Logitech MX100 Laser
    Internet Speed
    Bell Canada DSL 12MBps (supposedly)
    Other Info
    2 x HP Pavilion 9700v Laptops
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