Anyone?

After updating LMTX to the latest version 2019.11.28, context stopped
working, only to produce core dumps ...

Any hints as how to resolve this?
Thanks!
.Floris



resolvers       | formats | executing runner 'run luametatex format':
/home/vm/data/context/tex/texmf-linux-64/bin/luametatex --jobname="zzz"
--fmt=/home/vm/data/context/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/formats/luametatex/cont-en.fmt
--lua=/home/vm/data/context/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/formats/luametatex/cont-en.lui
cont-yes.mkiv --c:currentrun=1 --c:fulljobname="./zzz.tex"
--c:input="./zzz.tex" --c:kindofrun=1 --c:maxnofruns=9
--c:texmfbinpath="/home/vm/data/context/tex/texmf-linux-64/bin"
This is LuaMetaTeX, Version 2.01.0
open source     > level 1, order 1, name 'cont-yes.mkiv'
system          >
system          > ConTeXt  ver: 2019.11.28 14:27 MKIV beta  fmt:
2019.11.29  int: english/english
system          >
system          > 'cont-new.mkiv' loaded
open source     > level 2, order 2, name
'/home/vm/data/context/tex/texmf-context/tex/context/base/mkiv/cont-new.mkiv'
system          > beware: some patches loaded from cont-new.mkiv
close source    > level 2, order 2, name
'/home/vm/data/context/tex/texmf-context/tex/context/base/mkiv/cont-new.mkiv'
system          > files > jobname 'zzz', input './zzz', result 'zzz'
fonts           > latin modern fonts are not preloaded
languages       > language 'en' is active
open source     > level 2, order 3, name './zzz.tex'
fonts           > beware: no fonts are loaded yet, using 'lm mono' in box
fonts           > otf loading > loading
'/home/vm/data/context/tex/texmf/fonts/opentype/public/lm/lmmono10-regular.otf',
hash 'lmmono10-regular'
fonts           > otf loading > loading done
fonts           > otf loading > saving
'/home/vm/data/context/tex/texmf/fonts/opentype/public/lm/lmmono10-regular.otf'
in cache
system          > lua > compiling
'/home/vm/data/context/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/fonts/otl/lmmono10-regular.tma'
into
'/home/vm/data/context/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/fonts/otl/lmmono10-regular.tmd'
system          > lua > dumping
'/home/vm/data/context/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/fonts/otl/lmmono10-regular.tma'
into
'/home/vm/data/context/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/fonts/otl/lmmono10-regular.tmd'
stripped
fonts           > otf loading > loading, optimizing, packing and caching
time 0.029
Floating point exception (core dumped)
mtx-context     | fatal error: return code: 34816