Re: [fluka-discuss]: Error in FLUKA: IGRCUR<=0

From: Andrea Celentano <andrea.celentano_at_ge.infn.it>
Date: Fri, 25 Oct 2019 14:06:51 +0200

Hi Paola,
thanks: the input file (geometry + materials) was produced by doing a GDML-export from a Geant4 model, and then importing it into Fluka.
I did a check about the geometry, but not about the materials. I’ll fix this and run the code again.

Thanks
Andrea

> On Oct 25, 2019, at 12:02, Paola Sala <paola.sala_at_mi.infn.it> wrote:
>
> Dear Andrea
> Thank you for sending the input
> The error message is due to the presence of non-existing isotopes in the
> defined materials.
> It is indeed cryptic..and occurs runtime. It will be substituted with a
> check at initialization time.
> I see that you define single isotopes, like
> MATERIAL 28. 1. 89.Ni61
> The problem is in the what(6), it should be the mass number (61) instead
> it is the sum of mass + atomic number. Ni89 does not exist. The same for
> all other defined isotopes.
> A (maybe irrelevant) question: why do you define all isotopes, and build
> compounds to get the natural composition? Fluka has the isotopic
> composition for all elements existing in nature, it will be used
> automatically if you put only the atomic number in the MATERIAL card.
> Other question: are you sure that you really wish to have a threshold at 1
> GeV for all particles?
>
> Hope this helps
> Paola
>> Dear all,
>> I am running a fluka simulation and I am getting the following error:
>>
>> Â Abort called from EVPRTN reason IGRCUR=<0 Run stopped!
>> Â STOP IGRCUR=<0
>>
>> Looking around I was not able to find any reference to ICRCUR<0 error.
>>
>> I attach my input file to this message.
>>
>> Thanks for any help
>>
>> Bests
>> Andrea
>>
>>
>>
>
>
> Paola Sala
> INFN Milano
> tel. Milano +39-0250317374
> tel. CERN +41-227679148
>
>



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Received on Fri Oct 25 2019 - 15:22:14 CEST

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