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Access Violation Fgets

I would suggest at least replacing the third line (in the above snipped code) to change the contents and not the address. Also the programs compiles and works using the MS VC++ 6.00 compiler. This code wouldn't compile. 1) This line is wrong: void main(void) 2) This is wrong: Code: char what[24]; fgets( what,24 ) ); int base; base = atoi(what); Do you even listen can't figure it out... this content

What's the male version of "hottie"? 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 while(1) printf("%i", (char)*address++); This code will print out characters (as numbers) forever and ever and ever and ever. you want to add the '&' sign to base so it points to where it is and not what it holds. 06-20-2003 #3 XSquared View Profile View Forum Posts Visit Homepage

Not the answer you're looking for? Why are copper cables round? Not to mention the fact that you never free the memory you allocate. (FWIW: using your strategy, j should be public, but fp can be local to FileReader::FileReader.) An almost exact

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Why does the `reset` command include a delay? Not to mention what happens if the fopen fails. –James Kanze Mar 19 '12 at 9:26 add a comment| up vote 1 down vote What happens if the fopen fails? Why do CDs and DVDs fill up from the centre outwards? http://stackoverflow.com/questions/860685/reading-from-file-using-fgets-causes-access-violation-reading-from-address Do they wish to personify BBC Worldwide?

The application works fine on Linux, but I have recently tried to move it to Windows and have been having some problems. You have two ')' there when you should just have one. in this case, names[i]. –Jim Balter Sep 17 '13 at 12:15 add a comment| 3 Answers 3 active oldest votes up vote 3 down vote accepted 2 things: you need to The full loop file positions go: 0, 27, 53, 80, 82, 99, 138 input file: !!!!!!!!!!!!!!!!!!!!!!!!! !

Is there any way to take stable Long exposure photos without using Tripod? http://stackoverflow.com/a/860887 And you don't ensure that at least two lines were actually read before you do the loop in main; if there weren't, you're going to try to output uninitialized data. Was This Post Helpful? 1 Back to top MultiQuote Quote + Reply #5 #define Duke of Err Reputation: 1790 Posts: 6,414 Joined: 19-February 09 Re: [OpenCV] Access violation writing location Perhaps I am trying to read some pointer location that I have not allocated or something, But I cannot seem to find where the problem exactly is.

Why are there no Imperial KX-series Security Droids in the original trilogy? http://3ecommunications.net/access-violation/how-to-fix-access-violation-at-address.html However, I have been unable to fix the issue with either application and I'm not even sure where to begin with mis-managed memory, since I believe the code with both applications Mon, 23 Jun 2003 21:09:35 GMT Philo Doug#2 / 4 Why fgets will cause access violations? more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

Reference Sheets Code Snippets C Snippets C++ Snippets Java Snippets Visual Basic Snippets C# Snippets VB.NET Snippets ASP.NET Snippets PHP Snippets Python Snippets Ruby Snippets ColdFusion Snippets SQL Snippets Assembly Snippets Plus- if I want to read line by line is it correct just to give the size of 1024 or it might fail -- I had a file where due to Browse other questions tagged c++ c file or ask your own question. have a peek at these guys SQLExecute() causes an access violation 12.

why does this code cause access violation 4. And why are you typcasting here? Just: int main() { FileReader file( "D:/testfile.txt" ); for ( size_t i = 0; i != file.lines.size(); ++ i ) { std::cout << file.lines[i]; } return std::cout.flush() ?

What does "went through the guards of the broadsword" mean?

Should we kill the features that users are not using frequently, to improve performance? First, that line where the trailing return is removed, shouldn't read: *(tmp[strlen(tmp)-1])= '\0'; Here is what I'm suspecting. And you're attempting to allocate quite a bit of memory, so I'd start there. fgets puts the '\n' in the buffer, getline doesn't. (From extensive experience in both C++ and Python---whose library routines do put the '\n' in the buffer---I'd generally prefer your version.

Code: void main(void) { char what[24]; fgets(what,24)); int base; base = atoi(what); char * address = base; while(1) printf("%i", (char)*address++); return; } 06-20-2003 #2 mart_man00 View Profile View Forum Posts Registered For an example look here (2nd example in the "Text files" paragraph) share|improve this answer answered May 13 '09 at 22:42 Emile Vrijdags 1,24721219 add a comment| up vote 3 down From zero to parabola in 2 symbols How to help reduce students' anxiety in an oral exam? check my blog Then try asking again :-) –William Morris Apr 5 '12 at 15:30 add a comment| 1 Answer 1 active oldest votes up vote 1 down vote accepted You have undefined results

CRowset::MoveNext cause access violations 10. std::ifstream file("filename.txt"); std::string line; while(std::getline(file, line)) { // process the line } share|improve this answer answered May 13 '09 at 23:18 Evan Teran 56.3k17142202 add a comment| up vote 0 down now what? asked 4 years ago viewed 294 times active 4 years ago Related 731How do function pointers in C work?2Reading from file using fgets() causes “Access Violation reading from address…” c++6C: Reading

One would expect that there is an issue with my file buffer but as you can see in my code, that is not the case. I am able to read a few lines of the file then fgets() returns an access violation.