[Trilinos-Users] Moocho problems...
Bartlett, Roscoe A
rabartl at sandia.gov
Fri Jun 20 06:26:45 MDT 2008
Luca,
The first thing that I would suggest is configuring Trilinos with --enable-teuchos-debug. That will turn on a number of runtime checks and might help you trace down the error. My guess is that you are trying to reference a null RCP object.
Cheers,
- Ross
> -----Original Message-----
> From: trilinos-users-bounces at software.sandia.gov
> [mailto:trilinos-users-bounces at software.sandia.gov] On Behalf
> Of Luca Heltai
> Sent: Friday, June 20, 2008 4:37 AM
> To: trilinos-users at software.sandia.gov
> Subject: [Trilinos-Users] Moocho problems...
>
> Hi all,
>
> I tried to modify one of the ThyraModelEvaluator example to
> solve one of my problems, and when I run the code I get the
> following error (from gdb)
>
>
> ********************************
> *** Start of rSQP Iterations ***
> n = 90, m = 40, nz = 0
>
> k f ||c||s ||rGL||s QN #act ||Ypy||2 ||Zpz||2 ||d||
> inf alpha time(sec)
> ---- --------- --------- --------- -- ---- -------- --------
> -------- -------- ---------
> 0 0 - - - - - -
> - - 1.347043
>
> Total time = 1.3471 sec
>
> Oops! Not the solution. Some error has occured!
>
> Number of function evaluations:
> -------------------------------
> f(x) : 0
> c(x) : 0
> Gf(x) : 0
> Gc(x) : 0
>
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
> AbstractLinAlgPack::VectorSpaceThyra::is_in_core
> (this=0x10933b50) at
> ../../../../../packages/moocho/thyra/src/AbstractLinAlgPack/
> AbstractLinAlgPack_VectorSpaceThyra.cpp:100
>
>
> I tried to spot the exact function that jumps, and I found
> out that it is caused by the call in
> NLPInterfacePack_NLPThyraModelEvaluatorBase
>
> preprocessBaseInOutArgs( ... )
>
> which calls
>
> model_outArgs.setDgDx( ... ).
>
> I only modified the size of the problem and the fact that I
> don't support derivatives other than W = DfDx. I call the example with
>
> test --moocho-thyra-params-file="thyra_fd.xml"
>
> where thyra_fd.xml switches on the FD calculation of DgDx,
> DfDp and DgDp. A part from this, everything else is exactly
> the same as the example, however the program never gets to
> the evalModel method...
>
> Any ideas on what could be going wrong?
>
> Thanks in advance.
>
> Luca.
>
>
>
>
>
>
>
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