Asseriton Failed: (gn && nv && gn->c_class && gn->c_class->accept), function gt_genome_node_accept, file src/extended/genome_node.c, line 326.

[TobyBaril]

Problem description

When running classification in LTRsift, it crashes with segmentation fault and this genometools error:

Assertion failed: (gn && nv && gn->c_class && gn->c_class->accept), function gt_genome_node_accept, file src/extended/genome_node.c, line 326.
This is a bug, please report it at
https://github.com/genometools/genometools/issues
Please make sure you are running the latest release which can be found at
http://genometools.org/pub/

Exact command line call triggering the problem

LtrSift classification using HMM profiles (GUI)

Example minimal input triggering the problem

N/A

What GenomeTools version are you reporting an issue for (as output by gt -version)?

gt (GenomeTools) 1.6.1
Copyright (c) 2003-2016 G. Gremme, S. Steinbiss, S. Kurtz, and CONTRIBUTORS
Copyright (c) 2003-2016 Center for Bioinformatics, University of Hamburg
See LICENSE file or http://genometools.org/license.html for license details.

Used compiler: cc (Ubuntu 9.3.0-10ubuntu2) 9.3.0
Compile flags:  -g -Wall -Wunused-parameter -pipe -fPIC -Wpointer-arith -Wno-unknown-pragmas -O3 -Werror

Did you compile GenomeTools from source? If so, please state the make parameters used.

make with-hmmer=yes threads=yes

What operating system (e.g. Ubuntu, Mac OS X), OS version (e.g. 15.10, 10.11) and platform (e.g. x86_64) are you using?

Ubuntu 20.04
x86_64