c000021a fatal system error

By pinoypride18
Jun 5, 2007
  1. i have reformated my hp pavilion dv5000 laptop. i tried to get rid of that stupid blue screen. i reinstalled windows xp but when i try to upgrade to vista i get a blue screen with c000021a fatal system error. how do i finally fix this problem
  2. raybay

    raybay TS Evangelist Posts: 10,716   +8

    Talk to HP tech support, or get the model number from the label on the back, then go to the HP support and downloads site to download all the drivers and fixes for that model listed on the label... and print the install instructions... Simple matter, but time consuming.
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