[vbox-dev] Regarding about the Pause function in Virtualbox SDK

John Lee skjl25 at gmail.com
Mon Jan 10 02:14:36 PST 2011

On 2011-01-10 오후 7:07, Frank Mehnert wrote:
> On Monday 10 January 2011 10:55:49 John Lee wrote:
>> On 2011-01-10 오후 6:32, Frank Mehnert wrote:
>>> John,
>>> On Monday 10 January 2011 10:04:41 John Lee wrote:
>>>> On 2011-01-10 오후 5:45, Klaus Espenlaub wrote:
>>>>> On 10.01.2011 08:25, John Lee wrote:
>>>>>> Hello,
>>>>>> I'm having a problem with the Pause function within the Virtualbox SDK
>>>>>> 4.0.
>>>>>> I'm using the same code that I used to test the VM via Virtualbox SDK
>>>>>> 3.2 but it seems like I'm having a trouble with the Pause/PowerDown
>>>>>> with the new SDK.
>>>>>> The problem I'm facing is that whenever I call either Pause/PowerDown
>>>>>> while the VM is running, the application that I'm running presents the
>>>>>> seg fault message.
>>> Please have a look at the VBox.log file. Do you have sound enabled for
>>> that VM? Does the sound backend initialize properly or do you see any
>>> warnings regarding sound during initialization? You could also disable
>>> sound for the VM and try again. There is a known 4.0 bug which could
>>> lead to a SEGFAULT under these conditions.
>> I have disabled the sound and vice versa but somehow that didn't solve
>> the problem. I have tried to looked up the VBox.log file but somehow
>> could not locate the file.
>> I have also disable the virtualization acceleration in case there is a
>> problem but still the problem remains unsolvable.
>> Is there any possible way to fix the problem?
> The VBox.log file can be displayed by opening the VM manager window and
> choosing Machine / Show Log ...
> Does the VM also crash when you pause the VM using the GUI?
> Kind regards,
> Frank

No, the VM does not crash. Only the source code displays the seg fault 

When I use the GUI, the VM pause/turns off normally. However, by using 
the SDK, the problem is still remains.

John Lee

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