On Tue, Mar 6, 2012 at 09:52, Klaij, Christiaan
<C.Klaij@marin.nl> wrote:
>Could you get a stack trace with gdb? Also, I ran on petsc-dev.
Breakpoint 1, vecsumsegv::vecsumsegv (this=0x7fffffffd310, m=3, n=4)
at vecsumsegv.cc:28
28 ierr = VecSum(x,&val);
(gdb) next
This was fixed in petsc-dev.
Why are you using VecNest? It causes more harm than good in all but some very special circumstances.