Oh, and please rebuild your project without KDevelop. Reply With Quote + Reply to Thread Page 1 of 2 12 Last Jump to page: Quick Navigation Newbie Top Site Areas Settings Private Messages Subscriptions Who's Online Search Forums Forums Use the -dograb option to enforce grabbing. 7 return 0; (gdb) bt #0 main (argc=Cannot access memory at address 0x0 ) at main.cpp:7 (gdb) p argc Cannot access memory at address That is, if memory is not re-used, then it no longer matters in what order the relevant blocks are allocated and deallocated. http://rss4medics.com/cannot-access/qt-cannot-access-memory-at-address.php
There is absolutely no warranty for GDB. I've cut down my code and pinned down the problem to be at line 5, yet I'm still puzzled as of why it happens, I can't see what I'm doing wrong Error accessing memory address 0x5fc660: Input/output error. By papyenfurie in forum Linux Forum Replies: 2 Last Post: February 28th, 2010, 04:05 AM Pointer access to component base address By Kiamur in forum General Software Forum Replies: 2 Last http://community.qnx.com/sf/go/post63364
Report Inappropriate Content Message 1 of 7 (2,055 Views) Reply 0 Likes Zmey Developer Posts: 1,524 Registered: 12-18-2012 My Device: Z30, Z10 LE, DevAlpha C, PlayBook Re: Debugging QML code Options Register Help Remember Me? Put empty space between memory blocks.
Thus, we break spatial dependencies involving the bug. magento 2: How to use the order by and limit clause in sql query Zener diodes in glass axial package - not inherently shielded from photoelectric effect? asked 5 years ago viewed 16203 times active 5 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Related 1127C++11 introduced a standardized memory model. Last edited by defumar; 26th January 2008 at 15:13.
Is another thing could generate these errors ? Argc Error Reading Variable The space between the bugs should be filled with a known value, and the space should be periodically checked (at least when free is called on that block) to see if For example, if you enter artf2345 the application will jump directly to an artifact with the ID artf2345. Powered by vBulletin Version 4.1.9 Copyright ©2000 - 2016, Jelsoft Enterprises Ltd., © 2006–2010 Qt Centre - The Ultimate Qt Community site Nokia and its respective logos are trademarks of Nokia
The first thing to understand about memory errors is why they're different from other bugs. Perhaps I should ignore the error? 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 You signed out in another tab or window.
Mimsy were the Borogoves - why is "mimsy" an adjective? http://www.qtcentre.org/threads/11513-Cannot-access-memory-at-address-0x0 Type "show copying" to see the conditions. Cannot Access Memory At Address 0x0 Gdb Reply With Quote 26th January 2008,16:43 #16 wysota View Profile View Forum Posts View Blog Entries Visit Homepage View Articles The "Q" Join Date Jan 2006 Location Warsaw, Poland Posts 33,213 Cannot Access Memory At Address Gdb I have no idea of where to find it in my KDevelop though.
What are you trying to do? check my blog A heap walker interface. -DTRACE_MALLOC_CALLS: print a message to stderr on every malloc and free The above malloc.c also needs the header ckheap.h. You will have to register before you can post in the forums. (Be aware the forums do not accept user names with a dash "-") Also, logging in lets you avoid CCured instruments the entire program so it can catch a wide variety of bugs, in a way that is sound: if CCured does not report a problem, then no problem occurred Error Reading Variable Cannot Access Memory At Address
should be 0xAA (gdb) print p+bytes-1-i $2 = (unsigned char *) 0x80508c6 "\a", '\252'
So the method illustrated in the answer is safer. –Neil May 26 '09 at 21:38 This fixed some weird issues I was having; thanks. –Qix Jul 18 '14 at Reply With Quote 26th January 2008,10:17 #9 defumar View Profile View Forum Posts View Blog Entries View Articles Novice Join Date Jan 2008 Posts 21 Thanks 3 Re: Cannot access memory Why are memory errors hard to debug?
Hi, I have some problems with my Nios II design (running on cycloneIII, ssram cy7c1380d). If you try even harder (and are psychic) you can enable an interrupt for accesses to unknown addresses on the Avalon bus, but usually reads just return ~0. But, by making the bug more robust, we can now cut down on the input size! Reply With Quote 26th January 2008,17:07 #17 defumar View Profile View Forum Posts View Blog Entries View Articles Novice Join Date Jan 2008 Posts 21 Thanks 3 Re: Cannot access memory
Single-stepping through main a few times, I find a place where I can insert the watchpoint but the memory in question hasn't yet been trashed. You must also check heap: do you use it directly with malloc or calloc calls? Which kind of project is yours? http://rss4medics.com/cannot-access/segfault-cannot-access-memory-at-address.php And how is it going to affect C++ programming?658Can a local variable's memory be accessed outside its scope?-1Cannot Access Memory at Address c++2GDB error Cannot access memory (Segmentation fault)4Simple code cause
CCured: I'd be remiss if I didn't mention CCured, a research project I've done quite a bit of work on. Dangling references As mentioned above, a debug heap shouldn't re-use memory. What do I do? openSUSE 12.3 (x86_64) with Kernel 3.7.10-1.16-desktop and KDE 4.11.2 on MacBook Pro Latest MS Windows version used: Win95 Reply With Quote 29-May-2009,06:06 #3 roberto60 View Profile View Forum Posts View Blog