Thank you all.
So it seems that the problem is memory allocation.
Ok is there any suggestion to solve this problem.


On Wed, Apr 13, 2011 at 5:42 PM, Derek Gaston <[email protected]> wrote:

> On Apr 13, 2011, at 3:32 PM, Roy Stogner wrote:
>
> > No; you're getting it because you're trying to write to unallocated
> > memory.  Try recompiling and running with METHOD=dbg and you'll
> > probably pin down an out-of-bounds array access.
>
> Just to be clear there is no Petsc error here.  Petsc is just "helpfully"
> catching the error for you....
>
> This is just a normal "segfault" (ie accessing memory out of bounds... ie
> running off the end of an array... etc.).  It's easy to get confused though
> when Petsc prints out tons of error stuff for something simple like a
> segfault though ;-)
>
> Derek
>
>
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