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Segmentation fault (core dumped)

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This error may occur when trying to add a stream


you can also see it in the server log

WARN    latest/runner.go:308    Failed to create preview: signal: segmentation fault (core dumped)


To fix the problem, you need to install the nscd package

in ubuntu/debian:

sudo apt install nscd

in fedora/centos:

dnf install nscd


For Linux, we use a static ffmpeg build from In readme.txt there is a note to the assembly:

Notes:  A limitation of statically linking glibc is the loss of DNS resolution. Installing
        nscd through your package manager will fix this.