dolfin team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

Anders Logg wrote:
> On Mon, Mar 17, 2008 at 05:18:03PM +0000, Garth N. Wells wrote:
> > I'm having a tough time getting the demos to work again :(.
> >
> > Disabling PETSc, I can plot using pyDOLFIN, but running a cpp demo (like 
> > poisson) I get
> >
> > *** glibc detected *** python: free(): invalid next size (fast): 
> > 0x084667f0 ***
> >
> > when the demo tries to plot. Any ideas?
>
> Same here:
>
> *** glibc detected *** python: free(): invalid next size (fast):
> 0x084fdbf8 ***
>
> If you write
>
>   ls -lrt /tmp/*.py
>
> you'll see the Python script that is run when calling plot() from C++.
>
> Here's what it looks like:
>
>   from dolfin import *
>
>   object = Function("/tmp/filepjlanT.xml")
>   plot(object)
>
> Running just this script reproduces the error one gets when running
> the Poisson demo. From the trace it looks like something goes wrong in
> DiscreteFunction::interpolate() when DOLFIN is compiled with PETSc.

I'm getting the error with PETSc disabled.

When I enable PETSc, I get a message that plotting is not configured.

> I looked at it briefly but couldn't figure it out.

I'll take a look.

Garth

> > Also, what's the plan with PETSc? Will '-Wl,-rpath' be added when 
> > creating the library? Because it not there now and because I don't want 
> > to add the PETSc directory to LD_CONFIFG, at the moment I can't run any 
> > of the demos when using PETSc.
>
> Same here.