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 <[email protected]>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
> <[email protected]>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 <
> [email protected]
> > >wrote:
> >
> > > Yes, just wait for the crash and analyze it in the debugger.
> > >
> > > On Sun, Jul 19, 2009 at 7:46 PM, Matt Hoffman
> > > <[email protected]>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 <
> > > [email protected]
> > > > >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
> > > > > <[email protected]>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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