MCNP error : "geometry error in newcel"

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Discussion Overview

The discussion revolves around an error encountered in MCNP (Monte Carlo N-Particle Transport Code) related to geometry, specifically an error message stating "geometry error in newcel." Participants are seeking solutions and sharing experiences related to this issue.

Discussion Character

  • Technical explanation, Debate/contested, Experimental/applied

Main Points Raised

  • One participant reports encountering a geometry error that prevents the generation of an output file and seeks assistance in correcting the input file.
  • Another participant humorously references a similar issue discussed in a French forum, suggesting it is indeed a geometry error.
  • A different participant indicates they were able to identify and resolve their own geometry error, implying a potential solution exists.
  • Another participant shares their experience of encountering the same error but notes that they still received output, attributing the error to placing a point source near the interface of two cells.

Areas of Agreement / Disagreement

Participants express varying experiences with the geometry error, with some finding solutions while others continue to seek help. There is no consensus on a definitive resolution to the error.

Contextual Notes

Participants have not detailed the specific conditions or configurations that led to the geometry error, leaving assumptions about the input file and geometry setup unresolved.

Thomas B
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Hello everyone,

trying a run I've got the following error message, and thus no output file since the run stopped by itsefl.
Please, has anyone encountered this error and would happen to know how to correct the input file ? (any hint help)

Thanks to all of you

MCNP error.jpg
 
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Hi,
like in the french forum (private joke) it is a geometry error,
PSR
 
Hi,
thanks to you, I found the error
 
i encountered this error too but i got ouput... i put the point source near the interface of two cells and the error arises
 

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