Ehm the pointer itself would be the null pointer?
So m_pVehicle is a NULL pointer, not enough to know when or how the
pointer should get something to point to though.
Matt Hoffman wrote:
> How do I find which part of that line points to a NULL-pointer?
>
> On Sun, Jul 19, 2009 at 11:23 AM, Alexander Hirsch
> <1ze...@googlemail.com>wrote:
>
>
>> Whatever line it is pointing at, that line contains an access to a
>> NULL-pointer ("Access violation reading location 0x00000000").I have too
>> little information to find out how to fix that.
>>
>> That CXX0030-error could just be because of insufficient debug-information
>> and code-optimazations.
>>
>> On Sun, Jul 19, 2009 at 8:08 PM, Matt Hoffman
>> <lord.matt.hoff...@gmail.com>wrote:
>>
>>
>>> It crashes at
>>>
>>> m_pVehicle->Update( gpGlobals->frametime, m_controls);
>>>
>>> in fourwheelvehiclephysics.cpp, with the error: "Unhandled exception at
>>> 0x0e60f730 in hl2.exe: 0xC0000005: Access violation reading location
>>> 0x00000000."
>>>
>>> However, I'm not sure/can't find what is actually crashing. If I look
>>>
>> under
>>
>>> gpGlobals>CGlobalVarBase>pSaveData, I find several red X's saying
>>> "CXX0030:
>>> Error: expression cannot be evaluated". I'd say this would be my problem,
>>> but I haven't touched anything to do with save data and normal maps don't
>>> crash, just ones with my Jetski in them... So now I'm throughly confused.
>>> :D
>>>
>>> On Sun, Jul 19, 2009 at 10:54 AM, Alexander Hirsch <
>>>
>> 1ze...@googlemail.com
>>
>>>> wrote:
>>>>
>>>> Yes, just wait for the crash and analyze it in the debugger.
>>>>
>>>> On Sun, Jul 19, 2009 at 7:46 PM, Matt Hoffman
>>>> <lord.matt.hoff...@gmail.com>wrote:
>>>>
>>>>
>>>>> I guess maybe the question was of how to debug it. Build it in Debug
>>>>> Config,
>>>>> and then put a breakpoint...where? Or just wait until it crashes and
>>>>>
>>> then
>>>
>>>>> step through?
>>>>>
>>>>> /me is new to debugging something this big.
>>>>>
>>>>> On Sun, Jul 19, 2009 at 10:04 AM, Alexander Hirsch <
>>>>>
>>>> 1ze...@googlemail.com
>>>>
>>>>>> wrote:
>>>>>>
>>>>>> Not having it client-side produces an error, not a crash
>>>>>>
>>> though.What's
>>>
>>>>>> wrong
>>>>>> with crashing while it loads? Debugging should work regardless of
>>>>>>
>> the
>>
>>>>>> game-state :S
>>>>>>
>>>>>> On Sun, Jul 19, 2009 at 6:59 PM, Matt Hoffman
>>>>>> <lord.matt.hoff...@gmail.com>wrote:
>>>>>>
>>>>>>
>>>>>>> I'm trying to resurrect the Jetski from the HL2 Beta. I found the
>>>>>>> serverside
>>>>>>> file still shipping with Ep2's Mod code so I figured I'd give it
>>>>>>>
>> a
>>
>>>>> shot.
>>>>>
>>>>>> I
>>>>>>
>>>>>>> got the code to compile, but now it crashes the map if I start
>>>>>>>
>> with
>>
>>> a
>>>
>>>>>>> prop_vehicle_jetski in it. (Added a FGD entry based off the
>>>>>>>
>>> Airboat,
>>>
>>>>> uses
>>>>>
>>>>>>> the Airboat's model). So now my question is, how do I debug this
>>>>>>>
>>>> crash
>>>>
>>>>>>> (Memory could not be read) when it happens on load time? Or
>>>>>>>
>> should
>>
>>> I
>>>
>>>> go
>>>>
>>>>>>> about spawning the entity a different way that might be more
>>>>>>>
>> prone
>>
>>> to
>>>
>>>>>>> letting me debug?
>>>>>>>
>>>>>>> Also I assume not having a client-side file is going to be bad?
>>>>>>>
>>> (And
>>>
>>>>> may
>>>>>
>>>>>> be
>>>>>>
>>>>>>> the source of my crashes even?)
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>>>>>>>
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>>>>
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>>>>>>>
>>>>>>>
>>>>>>>
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>>>>>>
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>>>
>>>>>> please visit:
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>>>>>>
>>>>>>
>>>>>>
>>>>> _______________________________________________
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>>>>>
>> archives,
>>
>>>>> please visit:
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>>>>>
>>>>>
>>>>>
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>>>>
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