[ERROR] STOP signal received while in :[04] Dipoles

Concerns issues with computing quasiparticle corrections to the DFT eigenvalues - i.e., the self-energy within the GW approximation (-g n), or considering the Hartree-Fock exchange only (-x)

Moderators: Davide Sangalli, andrea.ferretti, myrta gruning, andrea marini, Daniele Varsano

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Shen Hong
Posts: 2
Joined: Thu Apr 09, 2020 12:23 pm

[ERROR] STOP signal received while in :[04] Dipoles

Post by Shen Hong » Sun May 17, 2020 9:29 am

Dear developers:
I was trying to calculate quasi-particle band structure following tutorials on your website. Everything goes fine with you example hBN. But when I try it with my own structure, following errors occured when calculating exchange self energy:

Code: Select all

 <---> [01] CPU structure, Files & I/O Directories
 <---> [02] CORE Variables Setup
 <---> [02.01] Unit cells
 <---> [02.02] Symmetries
 <---> [02.03] RL shells
 <---> [02.04] K-grid lattice
 <---> Grid dimensions               :  8   8   8
 <---> [02.05] Energies [ev] & Occupations
 <---> [03] Transferred momenta grid
 <---> [MEMORY] Alloc bare_qpg( 625.6920Mb) TOTAL:  646.3990Mb (traced)  8.060000Mb (memstat)
 <01s> [04] Dipoles
 <01s> [DIP] Checking dipoles header
 <01s> [WARNING] DIPOLES database not correct or not present
 <01s> [WARNING]Allocation attempt of DIP_iR of zero size.
 <01s> [WARNING]Allocation attempt of DIP_P of zero size.
 <01s> [WARNING]Allocation attempt of DIP_v of zero size.
 <01s> [x,Vnl] computed using 180 projectors
 <01s> [WARNING] [x,Vnl] slows the Dipoles computation. To neglect it rename the ns.kb_pp file
 <21s> [DIP] Writing dipoles header

[ERROR] STOP signal received while in :[04] Dipoles
[ERROR] File ./a//ndb.dipoles_fragment_1; Variable DIP_iR_k_0001_spin_0001; NetCDF: HDF error
The input file for yambo gw_ppa.in is exactly the same as in you totutial. I'm not sure what went wrong. Any suggestions would be appreciated.
Thanks in advance.
PhD candidate in condensed matter optics
at Fudan University
Shanghai, China

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Daniele Varsano
Posts: 4198
Joined: Tue Mar 17, 2009 2:23 pm
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Re: [ERROR] STOP signal received while in :[04] Dipoles

Post by Daniele Varsano » Sun May 17, 2020 10:38 am

Dear Shen Hong,
most probably the input file needs to be modified according to your system.
Can you post your r_setup and the input you are using?
In order to upload files, you need to rename with an allowed suffix (e.g. .txt).

Best,
Daniele
Dr. Daniele Varsano
S3-CNR Institute of Nanoscience and MaX Center, Italy
MaX - Materials design at the Exascale
http://www.nano.cnr.it
http://www.max-centre.eu/

Shen Hong
Posts: 2
Joined: Thu Apr 09, 2020 12:23 pm

Re: [ERROR] STOP signal received while in :[04] Dipoles

Post by Shen Hong » Sun May 17, 2020 3:24 pm

Dear Daniele:
Thank you for your immediate reply.
I checked my input file and restart my job with some parameters changed. It turns out that i have include too little bands for calculation. I enlarged BndsRnXp parameter and the problem is gone. It works smoothly now!
Thank you!
PhD candidate in condensed matter optics
at Fudan University
Shanghai, China

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