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Unable to start win 2008 server r2
Posted: 5. Aug 2014, 01:49
by Eng.a
Hi everyone,
as i updated my VB to newer versions i am now unable to start my guest machine normally which is Win2008 server r2,
the problem came to surface after installing alfa usb wireless driver on both host and guest machine,Win7 ultimate 64 and win2008 server r2 respectively
The log file was attached:
Re: Unable to start win 2008 server r2
Posted: 5. Aug 2014, 06:25
by socratis
Eng.a wrote:i am now unable to start my guest machine normally
What exactly do you mean "normally"? Because from the logs I couldn't see anything strikingly obvious. The only thing I noticed is that you only have 512 MB of RAM allocated to your guest. It is what the template suggests, but it seems a little low. Other than that, again, please describe the problems/symptoms in a little bit more of a detail.
Re: Unable to start win 2008 server r2
Posted: 5. Aug 2014, 14:24
by Eng.a
Win2008 machine goes on permanent black screen soon after starting it,in other words
won't pass windows progress bar.
i tried launch start up repair,end up with (Guru Meditation) "a critical error has occurred
while running the virtual machine and the machine execution has been stopped",same
thing goes for all advance boot options
i also tried boot from Win2008 server r2 DVD media, again same thing happened
so i am stuck on this cycle.
i have anther 3 machines on VB that experiencing same thing
Re: Unable to start win 2008 server r2
Posted: 5. Aug 2014, 19:25
by mpack
Have you posted the correct log? ... Because the log you provided shows the VM starting up normally, running for 37minutes, then shutting down normally. There is no Guru Meditation logged - which there would be if it happened in the logged session.
Re: Unable to start win 2008 server r2
Posted: 5. Aug 2014, 22:12
by Eng.a
mpack wrote:Have you posted the correct log?.
yes, it is ,actually, this is the log file, which was generated after trying to use start up repair,
all i get is black screen after windows progress bar,i also tried to boot using win2008 r2 DVD same thing,black screen.
here is latest log file,the log was too big to attache at one piece so i split-ed it to 3 different parts
Re: Unable to start win 2008 server r2
Posted: 5. Aug 2014, 22:46
by Eng.a
here is the black screen that i got after starting win2008 server r2
fin out the attache:
Re: Unable to start win 2008 server r2
Posted: 6. Aug 2014, 09:53
by BillG
That was not really very helpful. I am sure most of us know what a black screen looks like!
Re: Unable to start win 2008 server r2
Posted: 6. Aug 2014, 11:32
by loukingjr
BillG wrote:That was not really very helpful. I am sure most of us know what a black screen looks like!
Well I for one thought black screens were red so it helped me.

Re: Unable to start win 2008 server r2
Posted: 6. Aug 2014, 12:24
by mpack
All right, now we seem to be getting somewhere.
VBox.log wrote:
00:00:42.336678 Guest Additions information report: Version 4.2.22 r91556 '4.2.22'
00:00:42.336785 Guest Additions information report: Interface = 0x00010004 osType = 0x00037100
00:00:42.337019 Guest Additions capability report: (0x0 -> 0x0) seamless: no, hostWindowMapping: no, graphics: no
00:00:42.337349 Guest reported fixed hypervisor window at 00002c00000 (size = 0x800000, rc = VINF_SUCCESS)
00:00:43.104929 AIOMgr: Preparing flush failed with VERR_NOT_SUPPORTED, disabling async flushes
00:00:50.171829 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
00:00:50.171839 !!
00:00:50.171844 !! Guru Meditation 1155 (VINF_EM_TRIPLE_FAULT)
00:00:50.171932 !!
00:00:50.172093 !! Skipping ring-0 registers and stack, rcErr=VINF_EM_TRIPLE_FAULT
00:00:50.172125 !!
00:00:50.172129 !! {mappings, <NULL>}
00:00:50.172134 !!
I note that the crash occurs almost immediately after the GAs report their presence, which also means that the guest has pretty much finished booting up.
I would suggest two things: one is unmount that ISO from the VM and see if that helps. Second is to find out if this VM will boot up in safe mode. If so then I would use that opportunity to bring the GAs up to date.
Re: Unable to start win 2008 server r2
Posted: 6. Aug 2014, 16:30
by Eng.a
mpack wrote:
I note that the crash occurs almost immediately after the GAs report their presence,
I would suggest two things: one is unmount that ISO from the VM and see if that helps. Second is to find out if this VM will boot up in safe mode. If so then I would use that opportunity to bring the GAs up to date.
What you mean by GAs?
How to do "unmount ISO from VM?
I did safe mode boot and got Guru Meditation, here is the log:
find out the attache log file.
Re: Unable to start win 2008 server r2
Posted: 6. Aug 2014, 18:08
by mpack
ISO: Make sure the VM is completely shut down, look in the "Storage" section. You current have an ISO image mounted as a virtual CD in your virtual CD/DVD drive. Remove the CD, i.e. make the drive empty.
GAs == Guest Additions. See chapter 4 of the user manual.
The new log shows the same triple fault crash. If this isn't resolved by unmounting the ISO then I'm out of ideas - I would like to see those GAs updated, but I couldn't suggest how.
Re: Unable to start win 2008 server r2
Posted: 6. Aug 2014, 22:03
by Eng.a
mpack wrote:Storage" section. You current have an ISO image mounted as a virtual CD in your virtual CD/DVD drive. Remove the CD, i.e. make the drive empty.
i tried it but no luck the problem persist,
The following log file,i think is last successful log on before the problem start to appear,
Please find out the attache files
Re: Unable to start win 2008 server r2
Posted: 18. Aug 2014, 08:26
by Eng.a
Hi again,
First of all,I would like to thank every one who tried to helped me to solve this issue,
finally i got it solved, by uninstalling the my current virtual box software which was (4.3.12) and installing old version,that is (3.1.8r61349) and every thing working fine.
i even get win 2008 server machine booting into desktop
thank you all