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Access Violation Reading Location Delete

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We'll never see this, will we? ;)108exit(0); Intended Output:x=5 and *y=5x=6 and *y=6x=7 and *y=7x=7 and *y=7 and *z=7x=7 and *y=7 and *z=7**cRaZy=7***YzArC=7method1() writes... It doesn't always sound that way.acc.js | al4anim - Allegro 4 Animation library | Allegro.cc Mockup | Allegro.cc Tag | Allegro 4 Timer Example (w/ Semaphores) | Allegro 5 "Winpkg" How to tell my parents I want to marry my girlfriend Do we know exactly where Kirk will be born? Join them; it only takes a minute: Sign up Access Violation reading location 0xfeeefe2 on destructor call up vote 2 down vote favorite This post will be a bit large, so weblink

Is not catch supposed to catch it? edit I want to thank you guys for your help! Something is apperantly being destroyed before I think it is. the dtor for Set is invoked and then the dtor for Bag is invoked.

Access Violation Reading Location C

The pointer "container" that is being deleted in the Bag dtor is the same class member that gets deleted in the Set dtor. problem is actually a printf() statement in the calling application that occurs right after the call to GetFile(...). The project now builds in Visual Studio and starts loading up in the unreal engine. Use handles instead.

  • Accessing an invalid memory location is a hardware exception (that is it is not obviously wrong in the software it is only when you look at the location and find no
  • Nov 1 '07 #5 reply P: 39 ycinar the code is really all over the place..
  • Viewable by all users 1 answer: sort voted first ▼ oldest newest voted first 0 After a lot of code changing and testing I have finally solved the problem.
  • Join them; it only takes a minute: Sign up c++ Access violation reading location while erasing from list [closed] up vote 0 down vote favorite I have a following c++ code:
  • Finding intersection points of two surfaces (lists) 3-prong grounded female plug for 12-gauge wire with an 18-gauge ground wire Hacker used picture upload to get PHP code into my site more
  • Nov 5 '07 #13 reply Expert Mod 5K+ P: 8,916 Banfa You should not rely on the value 0xfeee.
  • Wayne showed you where to find the double delete.

Remember that the object did not exist, so there is nothing preliminary to do. Again, a handle rather than a pointer will solve this. Examples cat dog --matches anything with cat,dog or both cat +dog --searches for cat +dog where dog is a mandatory term cat -dog -- searches for cat excluding any result containing Access Violation Reading Location 0x00000000 My problem is not related to the code in the tutorial.

He had no idea! Unhandled Exception Access Violation Reading Location Visual Studio Topic archived. Sometimes abc->Caller() returns 0xfeeefeee value and which will cause xyz to crush a later line. Spatial screwdriver Archeological evidence of nuclear warfare Memorable ordinals Is it OK to "pause" an advert in terms of SEO?

Moved by litdev Saturday, June 07, 2014 5:37 PM Moved by Dave PatrickMVP Saturday, June 07, 2014 7:14 PM Saturday, June 07, 2014 10:52 AM Reply | Quote Answers 0 Sign 0xdddddddd more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed How can I check the address of a pointer? Debug shows that neither "it" nor "_volume" is null pointer.

Unhandled Exception Access Violation Reading Location Visual Studio

I am surprised too that it crashes at if statement. if (xyz == 0xfeeefeee) // do something i wonder if there is such a thing, if so, what would the syntax for the if statement above? Access Violation Reading Location C Is it bad practice to use GET method as login username/password for administrators? Access Violation Reading Location 0xc0000005 This should not be hard to do, intiialise them to NULL, then you can assign to them to point them to valid memory.

But it's still throwing the same exception. have a peek at these guys Your solution is to make sure that Caller() does not return garbage. You always need to know who owns a chunk of memory. something like: Expand|Select|Wrap|Line Numbers if(xyz==0xfeeefeee) //dosomething is there a special meaning for the address 0xfeeefeee as it crashes the program for me there? Access Violation Reading Location 0xffffffffffffffff

What can happen is that you never initialized xyz so that it is non-zero (hence true) but contains a garbage value. Try Notepad++ or TextPad. Example: int* a = malloc(sizeof(int) * 15); int i; for (i = 0; i < 15; ++i) a = i*i; free(a); printf("%i", a[7]); 6) Overflowing buffers. (Not really a stray pointer http://arnoldtechweb.com/access-violation/access-violation-reading-location-in-c.html Try to get all the code for a class into one source file and the class declaration into one header file.

Is it possible to set a composite NOT NULL constraint in PostgreSQL What is the XP and difficulty of an encounter when a monster can transform? Exception Thrown: Read Access Violation So the Set dtor is called and deletes the allocation at "container" and then the Bag dtor gets called and tries to delete on that same pointer again. - Wayne Marked What other reasons this may occur for?

delete mobjBoundingBox; delete mobjPosition; } Then at the end of main I do this: // Cleanup pointers.

My constructors, destructors, copyconstructor and overloaded assignment operator should be correct so I have no idea why this happens. bufferPtr = boost::scoped_array(new BYTE[MAX_PACKET_SIZE]); ... //No delete needed } On the vector point, if it's easy to work with a vector I'd opt for it or any other STL Container when This is a value that the Microsoft Runtime Debug library assigns to memory as it is deallocated to aid in bug tacking. Access Violation Reading Location 0xcccccccc So far it's going great.

it is a pointer to the memory allocated in A::A() when creating a. but here is the most relevant part from the header file. Called!method1() writes... this content share|improve this answer answered Sep 12 '13 at 9:02 Enigma 1,471413 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign

Anyway, the project compiles okay, I think, but when I execute the resulting program I get the following:Unhandled exception at 0x004013c0 in lesson8.exe: 0xC0000005: Access violation reading location 0x00000000.I haven't had Electrical Propulsion Thrust Why does the U-2 use a chase car when landing? I thought maybe it was related to the public, private, and protected keywords so to rule that out I put everything public temporarily... If it wasn't for the assignment member = a the code will run.

Indeterminatus Member #737 November 2000 Posted on 02/21/2007 9:28 AM Quote: int get_bar(void) { return bar; // Would this crash if bar is NULL? } Hm, judging by your post, bar All Rights Reserved. Bad! } int* get_bar(void) { return bar; // Safe in any case, as there's no dereferenciation. } // However, get_bar() might be NULL, so be careful with its return value. What is a non-vulgar synonym for this swear word meaning "an enormous amount"?

But unlike "normal" variables, the value a pointer holds is not a number, a character, or an object, but rather a memory address. The problem must be in MoneyBoxHandler) Thanks. 1
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#include #include "MoneyBoxHandler.h" MoneyBoxHandler::MoneyBoxHandler() { this->capacity=3; this->nrOfBoxes=0; this->moneyBoxes=new MoneyBox*[this->capacity]; for(int i=0;i<this->capacity;i++) this->moneyBoxes[i]=NULL; } MoneyBoxHandler::MoneyBoxHandler(int size) { this->capacity=size; this->nrOfBoxes=0; this->moneyBoxes=new MoneyBox*[this->capacity]; for(int i=0;i<this->capacity;i++)