It's normal, you ask for a file, and you should have for a package... if you don't have the ipk file it will not install.

You need to search the file on the image feeds database, most probably it's names as below, but you can search with the opkg install command, like .

enigma2-plugin-extensions-youtube

opkg list | grep packagename

TS

Code:
root@dm7080:~# opkg update
Downloading http://downloads.openpli.org/feeds/openpli-develop/3rd-party-dm7080/Packages.gz.
wget: server returned error: HTTP/1.1 404 Not Found
 * opkg_download_backend: Failed to download http://downloads.openpli.org/feeds/openpli-develop/3rd-party-dm7080/Packages.gz, wget returned 1.
Downloading http://downloads.openpli.org/feeds/openpli-develop/3rd-party/Packages.gz.
Updated source 'openpli-3rd-party'.
Downloading http://downloads.openpli.org/feeds/openpli-develop/3rd-party-mips32el/Packages.gz.
Updated source 'openpli-3rd-party-mips32el'.
Downloading http://openpli9xstar.japhar.net/feeds/openpli-9xstar/all/Packages.gz.
Updated source 'openpli-all'.
Downloading http://openpli9xstar.japhar.net/feeds/openpli-9xstar/dm7080/Packages.gz.
Updated source 'openpli-dm7080'.
Downloading http://openpli9xstar.japhar.net/feeds/openpli-9xstar/mips32el/Packages.gz.
Updated source 'openpli-mips32el'.
Downloading http://downloads.openpli.org/feeds/openpli-develop/picons/Packages.gz.
Updated source 'openpli-picons'.
root@dm7080:~# opkg list | grep  youtube
enigma2-plugin-extensions-youtube - 1+git1265+ab9df68-r0 - Enigma2 plugin to manage your youtube account and watch videos
enigma2-plugin-extensions-youtube-dbg - 1+git1265+ab9df68-r0 - Enigma2 plugin to manage your youtube account and watch videos - Debugging files
enigma2-plugin-extensions-youtube-dev - 1+git1265+ab9df68-r0 - Enigma2 plugin to manage your youtube account and watch videos - Development files
enigma2-plugin-extensions-youtube-src - 1+git1265+ab9df68-r0 - Enigma2 plugin to manage your youtube account and watch videos - Source files
python3-youtube-dl - 2024.07.11-nightly-25-g55ad8a24c-r0 - Download videos from YouTube (and more sites)
python3-youtube-dl-dbg - 2024.07.11-nightly-25-g55ad8a24c-r0 - Download videos from YouTube (and more sites) - Debugging files
python3-youtube-dl-dev - 2024.07.11-nightly-25-g55ad8a24c-r0 - Download videos from YouTube (and more sites) - Development files
python3-youtube-dl-doc - 2024.07.11-nightly-25-g55ad8a24c-r0 - Download videos from YouTube (and more sites) - Documentation files
root@dm7080:~#
_________________________
DM8000, DM800se, DM500HD, DM800HD, DM7025, DM7020s, DM7000, DM500s
VU+ Solo, VU+ Uno, VU+ Duo, Kathrein UFS910
Tivusat, TNTSat, Fransat, SSR/TSR, BBC1-2-3/ITV
DE-OpenBlackHole 1.4 image : http://www.openblackhole.com/