MLT 7.20.0 - Playlist can not create blank producer without profile

FLOWBLADE MOVIE EDITOR 2.10.0.4

Launch script dir: /nix/store/dv3pvshj5298knggymgmywm4z3fpqpb1-flowblade-2.10.0.4/flowblade Running from filesystem... MLT found, version: 7.20.0 numpy version: 1.26.1 Application version: 2.10.0 OS: NixOS 23.11 (Tapir) Python 3.11.8 (main, Feb 6 2024, 21:21:21) [GCC 12.3.0] GTK+ version: 3.24.41 XDG Config /home/.../.config/flowblade XDG Data /home/.../.local/share/flowblade XDG Cache /home/.../.cache/flowblade Locale: en_US Found translations at /nix/store/dv3pvshj5298knggymgmywm4z3fpqpb1-flowblade-2.10.0.4/flowblade/Flowblade/locale/, using those. Use OS locale language. Valid shortcut files found: ['flowblade.xml', 'premiere.xml'] Keyboard shortcuts file: flowblade.xml Gtk version is 3.24.41, Flowblade theme is available. Using Full Screen size for layout: 1920 x 1080 Small height: False Small width: False Detecting environment...

video_codecs:

a64multi
a64multi5
alias_pix
amv
apng
asv1
asv2
avrp
avui
ayuv
bitpacked
bmp
cfhd
cinepak
cljr
dnxhd
dpx
dvvideo
exr
ffv1
ffvhuff
fits
flashsv
flashsv2
flv
gif
h261
h263
h263p
huffyuv
jpeg2000
jpegls
ljpeg
magicyuv
mjpeg
mpeg1video
mpeg2video
mpeg4
msmpeg4v2
msmpeg4
msvideo1
pam
pbm
pcx
pfm
pgm
pgmyuv
phm
png
ppm
prores
prores_aw
prores_ks
qoi
qtrle
r10k
r210
rawvideo
roqvideo
rpza
rv10
rv20
sgi
smc
snow
speedhq
sunrast
svq1
targa
tiff
utvideo
v210
v308
v408
v410
vbn
vc2
wbmp
wrapped_avframe
wmv1
wmv2
xbm
xface
xwd
y41p
yuv4
zlib
zmbv
hdr
libsvtav1
libtheora
libvpx
libvpx-vp9
libx264
libx264rgb
libx265
libxvid
h263_v4l2m2m
h264_nvenc
h264_v4l2m2m
h264_vaapi
hevc_nvenc
hevc_v4l2m2m
hevc_vaapi
mjpeg_vaapi
mpeg2_vaapi
mpeg4_v4l2m2m
vp8_v4l2m2m
vp8_vaapi
vp9_vaapi
vnull ...

audio_codecs:
comfortnoise
s302m
aac
ac3
ac3_fixed
alac
aptx
aptx_hd
dca
dfpwm
eac3
flac
g723_1
mlp
mp2
mp2fixed
nellymoser
opus
real_144
sbc
sonic
sonicls
truehd
tta
vorbis
wavpack
wmav1
wmav2
pcm_alaw
pcm_bluray
pcm_dvd
pcm_f32be
pcm_f32le
pcm_f64be
pcm_f64le
pcm_mulaw
pcm_s8
pcm_s8_planar
pcm_s16be
pcm_s16be_planar
pcm_s16le
pcm_s16le_planar
pcm_s24be
pcm_s24daud
pcm_s24le
pcm_s24le_planar
pcm_s32be
pcm_s32le
pcm_s32le_planar
pcm_s64be
pcm_s64le
pcm_u8
pcm_u16be
pcm_u16le
pcm_u24be
pcm_u24le
pcm_u32be
pcm_u32le
pcm_vidc
roq_dpcm
adpcm_adx
adpcm_argo
g722
g726
g726le
adpcm_ima_amv
adpcm_ima_alp
adpcm_ima_apm
adpcm_ima_qt
adpcm_ima_ssi
adpcm_ima_wav
adpcm_ima_ws
adpcm_ms
adpcm_swf
adpcm_yamaha
libmp3lame
libopus
libspeex
libvorbis
anull ...

formats:
a64
ac3
adts
adx
aiff
alp
amr
amv
apm
apng
aptx
aptx_hd
argo_asf
argo_cvg
asf
ass
ast
asf_stream
au
avi
avif
avm2
avs2
avs3
bit
caf
cavsvideo
codec2
codec2raw
crc
dash
data
daud
dfpwm
dirac
dnxhd
dts
dv
eac3
f4v
ffmetadata
fifo
fifo_test
filmstrip
fits
flac
flv
framecrc
framehash
framemd5
g722
g723_1
g726
g726le
gif
gsm
gxf
h261
h263
h264
hash
hds
hevc
hls
ico
ilbc
image2
image2pipe
ipod
ircam
ismv
ivf
jacosub
kvag
latm
lrc
m4v
md5
matroska
matroska
microdvd
mjpeg
mlp
mmf
mov
mp2
mp3
mp4
mpeg
vcd
mpeg1video
dvd
svcd
mpeg2video
vob
mpegts
mpjpeg
mxf
mxf_d10
mxf_opatom
null
nut
obu
oga
ogg
ogv
oma
opus
alaw
mulaw
vidc
f64be
f64le
f32be
f32le
s32be
s32le
s24be
s24le
s16be
s16le
s8
u32be
u32le
u24be
u24le
u16be
u16le
u8
psp
rawvideo
rm
roq
rso
rtp
rtp_mpegts
rtsp
sap
sbc
scc
film_cpk
segment
stream_segment,ssegment
smjpeg
smoothstreaming
sox
spx
spdif
srt
streamhash
sup
swf
tee
3g2
3gp
mkvtimestamp_v2
truehd
tta
ttml
uncodedframecrc
vc1
vc1test
voc
w64
wav
webm
webm_dash_manifest
webm_chunk
webp
webvtt
wsaud
wtv
wv
yuv4mpegpipe
alsa
fbdev
oss
pulse
sdl,sdl2
video4linux2,v4l2 ... MLT detection succeeded, 180 formats, 111 video codecs and 80 audio codecs found. 532 MLT services found. Loading render profiles... ffmpeg version 6.0 Copyright (c) 2000-2023 the FFmpeg developers built with gcc 12.3.0 (GCC) configuration: --disable-static --prefix=/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-ffmpeg-6.0 --target_os=linux --arch=x86_64 --pkg-config=pkg-config --enable-gpl --enable-version3 --disable-nonfree --enable-shared --enable-pic --disable-small --enable-runtime-cpudetect --disable-gray --enable-swscale-alpha --enable-hardcoded-tables --enable-safe-bitstream-reader --enable-pthreads --disable-w32threads --disable-os2threads --enable-network --enable-pixelutils --datadir=/nix/store/4c1rw0rg83n3wfy779lxngwxh77w6g28-ffmpeg-6.0-data/share/ffmpeg --enable-ffmpeg --disable-ffplay --enable-ffprobe --bindir=/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-ffmpeg-6.0-bin/bin --enable-avcodec --enable-avdevice --enable-avfilter --enable-avformat --enable-avutil --enable-postproc --enable-swresample --enable-swscale --libdir=/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-ffmpeg-6.0-lib/lib --incdir=/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-ffmpeg-6.0-dev/include --enable-doc --enable-htmlpages --enable-manpages --mandir=/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-ffmpeg-6.0-man/share/man --enable-podpages --enable-txtpages --docdir=/nix/store/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-ffmpeg-6.0-doc/share/doc/ffmpeg --enable-alsa --enable-bzlib --disable-libcelt --disable-cuda --disable-cuda-llvm --enable-libdav1d --disable-libfdk-aac --disable-libflite --enable-fontconfig --enable-libfreetype --disable-frei0r --disable-libfribidi --disable-libgme --enable-gnutls --disable-libgsm --disable-ladspa --enable-libmp3lame --disable-libaom --enable-libass --disable-libbluray --disable-libbs2b --disable-libdc1394 --enable-libdrm --enable-iconv --disable-libjack --disable-libmfx --disable-libmodplug --disable-libmysofa --enable-libopus --disable-librsvg --enable-libsrt --enable-libssh --disable-libtensorflow --enable-libtheora --enable-libv4l2 --enable-v4l2-m2m --enable-vaapi --enable-vdpau --enable-libvorbis --disable-libvmaf --enable-libvpx --disable-libwebp --disable-xlib --disable-libxcb --disable-libxcb-shm --disable-libxcb-xfixes --disable-libxcb-shape --disable-libxml2 --enable-lzma --enable-cuvid --enable-nvdec --enable-nvenc --disable-openal --disable-opencl --disable-libopencore-amrnb --disable-opengl --disable-libopenh264 --disable-libopenjpeg --disable-libopenmpt --enable-libpulse --disable-librav1e --enable-libsvtav1 --disable-librtmp --enable-sdl2 --enable-libsoxr --enable-libspeex --disable-libvidstab --disable-libvo-amrwbenc --enable-libx264 --enable-libx265 --disable-libxavs --enable-libxvid --disable-libzmq --enable-libzimg --enable-zlib --disable-vulkan --disable-libglslang --disable-libsmbclient --disable-debug --enable-optimizations --disable-extra-warnings --disable-stripping libavutil 58. 2.100 / 58. 2.100 libavcodec 60. 3.100 / 60. 3.100 libavformat 60. 3.100 / 60. 3.100 libavdevice 60. 1.100 / 60. 1.100 libavfilter 9. 3.100 / 9. 3.100 libswscale 7. 1.100 / 7. 1.100 libswresample 4. 10.100 / 4. 10.100 libpostproc 57. 1.100 / 57. 1.100 ['ffmpeg', '-version'] return code: 0 ffmpeg available Loading filters... MLT service ladspa.1406 not found. MLT service ladspa.1433 not found. MLT service ladspa.1408 not found. MLT service ladspa.1431 not found. MLT service ladspa.1901 not found. MLT service ladspa.1438 not found. MLT service ladspa.1195 not found. MLT service ladspa.1402 not found. MLT service ladspa.1185 not found. MLT service ladspa.1213 not found. MLT service ladspa.1904 not found. MLT service ladspa.1903 not found. MLT service ladspa.1215 not found. MLT service ladspa.1216 not found. MLT service ladspa.1410 not found. MLT service ladspa.1892 not found. MLT service ladspa.1194 not found. MLT service ladspa.1197 not found. MLT service ladspa.1423 not found. MLT service ladspa.1910 not found. MLT service ladspa.1417 not found. MLT service ladspa.1210 not found. MLT service ladspa.1198 not found. MLT service ladspa.1905 not found. MLT service ladspa.1201 not found. Loading transitions... RGB Adjustment dropped for Color Adjustment Hue dropped for Color Adjustment Gamma dropped for Lift Gain Gamma Adding full track compositors restacking compositors! Adding full track compositors DONE G'MIC NOT found Player initialized with profile: HD 1080p 30 fps Selected color NOT detected BG color detected [mlt_producer 0x1857a90] Playlist can not create blank producer without profile [mlt_producer 0x1857a90] Playlist can not create blank producer without profile fish: Job 1, 'flowblade' terminated by signal SIGSEGV (Address boundary error)

It would help if I could define to use a old version at startup, it keeps using the new version even if I install an older version.

jliljebl / flowblade

MLT 7.20.0 - Playlist can not create blank producer without profile #1165

FLOWBLADE MOVIE EDITOR 2.10.0.4

vnull ...

anull ...