Bad memory acces

Mark Shinwell Mark.Shinwell at cl.cam.ac.uk
Sun Aug 7 15:58:15 BST 2005


On Thu, Aug 04, 2005 at 04:33:37PM +0100, Wookey wrote:
> +++ Carlos Gu?no Grohmann [05-07-28 19:40 -0300]:
> > I don't know why, but sometimes, when everything is going well, I
> > decide to change and get in trouble.
> > I was with Survex 1.1 working fine on a Gentoo box, but I was unhappy
> > with Gentoo and decided to came back to Slackware. Get my system up
> > and running, time to compile survex...
> > at first, the same old problem I had before: need to use
> > wxGLCanvas!!!!! Ok, lets compile wxwidgets.. So I did, and Survex
> > compilation went well (without the docs, there's a "sgmltools
> > -backend=ps" in the makfile that won't work ever, need to be checked),
> > cavern runs, but Aven... two days ago, in Gentoo the problem was with
> > the "glx" section on xorg.conf, was giving errors.. now I just get a
> > "Bug in program detected! Please report this to the authors" and a
> > "Bad memory acces" msg in terminal...
> > I was wondering if any os you huys experienced something like this,
> > and if the problem could be solved.
> 
> I don't know if we have other slackware users using Survex (anyone?).
> 
> The primary aven authors (Olly Betts and Mark Shinwell) are both caving in
> Austria right now, althoguh Mark will be back in a few days.
> 
> I can't suggest anything useful beyond suggesting you try running it under
> strace or gdb to find out where it is going wrong.

Please would you compile Survex with debugging information enabled, e.g.

	make clean
	CFLAGS=-g ./configure
	make && make install

and then issue (altering the pathname to aven accordingly):

	gdb /usr/local/bin/aven		(at shell prompt)
	r				(at gdb prompt)

Then after Aven crashes, please type "where" at the gdb prompt and email
the output.

Mark



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