# PLUMED SEGMENTATION FAULT (core dumped)

**URL:** <https://gromacs.bioexcel.eu/t/plumed-segmentation-fault-core-dumped/13253>\
**Category:** User discussions\
**Tags:** plumed\
**Created:** [March 2, 2026, 10:27am UTC](https://gromacs.bioexcel.eu/t/plumed-segmentation-fault-core-dumped/13253 "2026-03-02T10:27:07Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Bharat123](https://avatars.discourse-cdn.com/v4/letter/b/cc9497/32.png) [@Bharat123](https://gromacs.bioexcel.eu/u/Bharat123)\
**Post date:** [March 2, 2026, 10:27am UTC](https://gromacs.bioexcel.eu/t/plumed-segmentation-fault-core-dumped/13253/1 "2026-03-02T10:27:07Z")

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GROMACS version: 2024.3  
GROMACS modification: GROMACS patched with plumed 2.9.3

Trying to run a 2D metadynamics on a protein with distance as a CV on specific domains of the protein. The run is successfully completed however when i try to execute

plumed sum\_hills --hills HILLS --outfile fes.dat

i get this error

PLUMED: PLUMED is starting  
PLUMED: Version: 2.9.3 (git: Unknown) compiled on Mar 2 2026 at 14:57:24  
PLUMED: Please cite these papers when using PLUMED [1][2]  
PLUMED: For further information see the PLUMED web page at [http://www.plumed.org](http://www.plumed.org)  
PLUMED: Root: /home/viro628/plumed-install/lib/plumed  
PLUMED: For installed feature, see /home/viro628/plumed-install/lib/plumed/src/config/config.txt  
PLUMED: Molecular dynamics engine:  
PLUMED: Precision of reals: 8  
PLUMED: Running over 1 node  
PLUMED: Number of threads: 1  
PLUMED: Cache line size: 512  
PLUMED: Number of atoms: 1  
PLUMED: File suffix:  
PLUMED: Timestep: 0.000000  
PLUMED: KbT has not been set by the MD engine  
PLUMED: It should be set by hand where needed  
PLUMED: Relevant bibliography:  
PLUMED: [1] The PLUMED consortium, Nat. Methods 16, 670 (2019)  
PLUMED: [2] Tribello, Bonomi, Branduardi, Camilloni, and Bussi, Comput. Phys. Commun. 185, 604 (2014)  
PLUMED: Please read and cite where appropriate!  
PLUMED: Finished setup  
Segmentation fault (core dumped)

without any additional info. I have tried recompiling gromacs, i have also tried installing the latest plumed version but to no avail. my hills file is not corrupted as well. can someone suggest what can be done?

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**Author:** ![hess](https://dub1.discourse-cdn.com/flex017/user_avatar/gromacs.bioexcel.eu/hess/32/416_2.png) [@hess](https://gromacs.bioexcel.eu/u/hess)\
**Post date:** [March 2, 2026, 10:47am UTC](https://gromacs.bioexcel.eu/t/plumed-segmentation-fault-core-dumped/13253/2 "2026-03-02T10:47:40Z")

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This looks like a question for Plumed, not GROMACS.