[Bug 623504] [NEW] crash ubuntu on boot

Tue Aug 24 20:45:03 UTC 2010

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Description:	Ubuntu 10.04.1 LTS
Release:	10.04
Sometimes on booting of Ubuntu it crashes while loading
I turned off splash but I have no time to read what is written in console. Computer shutdown at all and I need to press power button  and select from grub ubuntu again.

in dmesg I found following:
[    0.200280] ACPI Error: ACPI path has too many parent prefixes (^) - reached beyond root node (20090903/nsaccess-429)
[    0.200428] ACPI Error (psargs-0359): [^LPCB.EC0_.LANW] Namespace lookup failure, AE_NOT_FOUND
[    0.200571] ACPI Error (psparse-0537): Method parse/execution failed [\] (Node c08d0804), AE_NOT_FOUND

and 
   15.474585] Console: switching to colour frame buffer device 170x48
[   16.075436] ACPI Exception: AE_TIME, Returned by Handler for [EmbeddedControl] (20090903/evregion-424)
[   16.075455] ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.LPCB.EC0_.ADP1._PSR] (Node f70168e8), AE_TIME
[   16.075514] ACPI Exception: AE_TIME, Error reading AC Adapter state (20090903/ac-140)
[   16.598165] hda-intel: azx_get_response timeout, switching to polling mode: last cmd=0x020c0000

full dmesg log find in attach
Note that that is all occur randomly and unexpectedly

My hardware:
Dell Vostro V13 (core2duo)
kernel:  2.6.32-24-generic #39-Ubuntu SMP Wed Jul 28 06:07:29 UTC 2010 i686 GNU/Linux

If you need some more info please ask me.I'll provide it to you.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New

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crash ubuntu on boot
https://bugs.edge.launchpad.net/bugs/623504
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