[epiar-devel] unhandled exception in xtree

Doug Mirro dmirro at easytechtalk.com
Mon Aug 9 16:10:51 PDT 2010 

Rebuilt project with latest code and when I launch debug this is the 
stack trace.  crashes immediately upon launching debug
looks like it is somewhere in file.cpp, in the fileStatus struct, but I 
could be wrong seeing as I'm fairly new at this :P

 >    
Epiar_debug.exe!std::_Tree<std::_Tmap_traits<std::basic_string<char,std::char_traits<char>,std::allocator<char> 
 >,std::basic_string<char,std::char_traits<char>,std::allocator<char> 
 >,std::less<std::basic_string<char,std::char_traits<char>,std::allocator<char> > >,std::allocator<std::pair<std::basic_string<char,std::char_traits<char>,std::allocator<char> > const ,std::basic_string<char,std::char_traits<char>,std::allocator<char> > > >,0> >::_Root()  Line 1325 + 0x3 bytes    C++

  Epiar_debug.exe!std::_Tree<std::_Tmap_traits<std::basic_string<char,std::char_traits<char>,std::allocator<char> >,std::basic_string<char,std::char_traits<char>,std::allocator<char> >,std::less<std::basic_string<char,std::char_traits<char>,std::allocator<char> > >,std::allocator<std::pair<std::basic_string<char,std::char_traits<char>,std::allocator<char> > const ,std::basic_string<char,std::char_traits<char>,std::allocator<char> > > >,0> >::_Lbound(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & _Keyval="options/log/out")  Line 1264 + 0x8 bytes    C++

  Epiar_debug.exe!std::_Tree<std::_Tmap_traits<std::basic_string<char,std::char_traits<char>,std::allocator<char> >,std::basic_string<char,std::char_traits<char>,std::allocator<char> >,std::less<std::basic_string<char,std::char_traits<char>,std::allocator<char> > >,std::allocator<std::pair<std::basic_string<char,std::char_traits<char>,std::allocator<char> > const ,std::basic_string<char,std::char_traits<char>,std::allocator<char> > > >,0> >::lower_bound(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & _Keyval="options/log/out")  Line 1004 + 0x10 bytes    C++

Epiar_debug.exe!std::_Tree<std::_Tmap_traits<std::basic_string<char,std::char_traits<char>,std::allocator<char> 
 >,std::basic_string<char,std::char_traits<char>,std::allocator<char> 
 >,std::less<std::basic_string<char,std::char_traits<char>,std::allocator<char> > >,std::allocator<std::pair<std::basic_string<char,std::char_traits<char>,std::allocator<char> > const ,std::basic_string<char,std::char_traits<char>,std::allocator<char> > > >,0> >::find(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & _Keyval="options/log/out")  Line 978 + 0x10 bytes    C++

  Epiar_debug.exe!XMLFile::Get(const 
std::basic_string<char,std::char_traits<char>,std::allocator<char> > & 
path="options/log/out")  Line 66 + 0x13 bytes    C++

  Epiar_debug.exe!Log::realLog(Log::Level lvl=ERR, const 
std::basic_string<char,std::char_traits<char>,std::allocator<char> > & 
func="bool __cdecl File::Exists(const class 
std::basic_string<char,struct std::char_traits<char>,class 
std::allocator<char> > &)", const char * message=0x010a583c, ...)  Line 
121 + 0x29 bytes    C++

  Epiar_debug.exe!File::Exists(const 
std::basic_string<char,std::char_traits<char>,std::allocator<char> > & 
filename="Resources/Definitions/options.xml")  Line 276 + 0x34 bytes    C++

  Epiar_debug.exe!File::OpenRead(const 
std::basic_string<char,std::char_traits<char>,std::allocator<char> > & 
filename="Resources/Definitions/options.xml")  Line 44 + 0x9 bytes    C++

  Epiar_debug.exe!XMLFile::Open(const 
std::basic_string<char,std::char_traits<char>,std::allocator<char> > & 
filename="Resources/Definitions/options.xml")  Line 32 + 0xc bytes    C++

Epiar_debug.exe!XMLFile::XMLFile(const 
std::basic_string<char,std::char_traits<char>,std::allocator<char> > & 
filename="Resources/Definitions/options.xml")  Line 25    C++

  Epiar_debug.exe!SDL_main(int argc=1, char * * argv=0x00bbfe20)  Line 
116 + 0x42 bytes    C++

      Epiar_debug.exe!main(int argc=1, char * * argv=0x00bbfe20)  Line 
315 + 0xd bytes    C

      Epiar_debug.exe!WinMain(HINSTANCE__ * hInst=0x00ce0000, 
HINSTANCE__ * hPrev=0x00000000, char * szCmdLine=0x013d590e, int sw=1)  
Line 398 + 0xd bytes    C

      Epiar_debug.exe!__tmainCRTStartup()  Line 263 + 0x2c bytes    C

      Epiar_debug.exe!WinMainCRTStartup()  Line 182    C
      kernel32.dll!75373677()
      [Frames below may be incorrect and/or missing, no symbols loaded 
for kernel32.dll]
      ntdll.dll!777c9d42()
      ntdll.dll!777c9d15()

Doug Mirro
Easy Tech Talk - Technology made simple <http://easytechtalk.com/>

On 8/9/2010 9:15 AM, Chris Walton wrote:
> no, xtree is used by the Microsoft STL internally. Somewhere, epiar is
> using a std::map or something similar.
>
> Next time one of you gets the crash, please post the call stack here.
> We can probably figure it out from that alone.
>
> On Mon, Aug 9, 2010 at 6:14 PM, Maoserr<maoserr at gmail.com>  wrote:
>    
>> I just thought of something, isn't xtree part of libxml2? And I'm guessing
>> that neither one of you have saved-games.xml.  If so, it's likely that the
>> memory access violation is occurring when you're trying to read
>> saved-games.xml.  The memory error is probably occurring somehwere around
>> there.
>>
>> On Mon, 09 Aug 2010 05:20:53 -0400, Димитър Станчев<plural at abv.bg>  wrote:
>>
>>      
>>>   I have the very same problem but only in debug mode. In release it runs
>>> properly(haven`t tried the others) Was thinking it didn`t configure
>>> properly cause I have some duplicate libraries installed and some of the
>>> viriables say ...-NOTFOUND.
>>>
>>> Was wandering, does cmake configure the libraries too or we have to run
>>> their own cmake scripts?
>>>
>>>
>>>
>>>   >-------- Оригинално писмо --------
>>>   >От:  Maoserr
>>>   >Относно: Re: [epiar-devel] unhandled exception in xtree
>>>   >До: epiar-devel at epiar.net
>>>   >Изпратено на: Понеделник, 2010, Август 9 07:54:00 EEST
>>>
>>>   >that's probably not the source of the error, probably a memory error,
>>> try
>>>   >stepping around, either that or you have a really messed up visual
>>> studio
>>>   >environment
>>>   >
>>>   >On Sun, 08 Aug 2010 21:08:15 -0400, Doug Mirro
>>>   >wrote:
>>>   >
>>>   >>  Unhandled exception at 0x011a9501 in Epiar_debug.exe: 0xC0000005:
>>> Access
>>>   >>  violation reading location 0x00000018.
>>>   >>
>>>   >>  this pops up immediately when i try to run after rebuilding the
>>> solution
>>>   >>  in debug.  it occurs in xtree, which is part of visual studio
>>>   >>
>>>   >>                               _Nodeptr&amp; _Root() const
>>>   >>                                        {    // return root of
>>> nonmutable
>>>   >>  tree
>>>   >>  code breaks here  ->       return (_Parent(_Myhead));
>>>   >
>>>   >
>>>   >_______________________________________________
>>>   >epiar-devel mailing list
>>>   >epiar-devel at epiar.net
>>>   >http://epiar.net/mailman/listinfo/epiar-devel
>>>   >
>>>        
>>
>> _______________________________________________
>> epiar-devel mailing list
>> epiar-devel at epiar.net
>> http://epiar.net/mailman/listinfo/epiar-devel
>>
>>      
> _______________________________________________
> epiar-devel mailing list
> epiar-devel at epiar.net
> http://epiar.net/mailman/listinfo/epiar-devel
>    
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