в ассоциациях файлов их нет
nfn@nfn-901:~$ cat ~/.local/share/applications/mimeapps.list
[Added Associations]
application/octet-stream=mousepad.desktop;
application/x-fictionbook%2Bxml=cr3.desktop;
audio/x-wav=audacious.desktop;
image/jpeg=nomacs.desktop;\sgpicview.desktop;geeqie-standard.desktop;eog.desktop;
video/mp4=smplayer.desktop;
video/x-matroska=smplayer.desktop;vlc.desktop;
x-scheme-handler/file=exo-file-manager.desktop
x-scheme-handler/http=exo-web-browser.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
x-scheme-handler/https=exo-web-browser.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
x-scheme-handler/mailto=exo-mail-reader.desktop
x-scheme-handler/trash=exo-file-manager.desktop
application/x-fictionbook+xml=cr3.desktop;
x-scheme-handler/ftp=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
x-scheme-handler/chrome=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
text/html=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
application/x-extension-htm=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
application/x-extension-html=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
application/x-extension-shtml=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
application/xhtml+xml=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
application/x-extension-xhtml=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
application/x-extension-xht=Новый-пункт-меню2.desktop;userapp-Pale Moon-1JJ9DX.desktop;userapp-Pale Moon-AFU7FX.desktop;
video/x-msvideo=vlc.desktop;smplayer.desktop;
application/x-shellscript=userapp-sh-GO3NFX.desktop;
image/png=geeqie-standard.desktop;
application/x-msi=file-roller.desktop;wine.desktop;
audio/x-mpegurl=smplayer2.desktop;
message/rfc822=userapp-Pale Moon-SYQDGX.desktop;
[Default Applications]
application/octet-stream=mousepad.desktop
application/pcx=gpicview.desktop
application/x-deb=gdebi.desktop
application/x-fictionbook%2Bxml=cr3.desktop
application/xml=geany.desktop
audio/x-wav=audacious.desktop
image/bmp=gpicview.desktop
image/gif=gpicview.desktop
image/jpeg=eog.desktop
image/jpg=gpicview.desktop
image/png=geeqie-standard.desktop
image/svg%2Bxml=gpicview.desktop
image/svg-xml=gpicview.desktop
image/tiff=gpicview.desktop
image/x-bmp=gpicview.desktop
image/x-pcx=gpicview.desktop
image/x-portable-bitmap=gpicview.desktop
image/x-portable-greymap=gpicview.desktop
image/x-portable-pixmap=gpicview.desktop
image/x-targa=gpicview.desktop
image/x-tga=gpicview.desktop
text/css=geany.desktop
text/html=userapp-Pale Moon-SYQDGX.desktop
text/plain=geany.desktop
video/mp4=smplayer.desktop
video/x-matroska=vlc.desktop
x-scheme-handler/about=slimboat.desktop
x-scheme-handler/http=userapp-Pale Moon-SYQDGX.desktop
x-scheme-handler/https=userapp-Pale Moon-SYQDGX.desktop
x-scheme-handler/unknown=slimboat.desktop
application/x-fictionbook+xml=cr3.desktop
x-scheme-handler/ftp=userapp-Pale Moon-SYQDGX.desktop
x-scheme-handler/chrome=userapp-Pale Moon-SYQDGX.desktop
application/x-extension-htm=userapp-Pale Moon-SYQDGX.desktop
application/x-extension-html=userapp-Pale Moon-SYQDGX.desktop
application/x-extension-shtml=userapp-Pale Moon-SYQDGX.desktop
application/xhtml+xml=userapp-Pale Moon-SYQDGX.desktop
application/x-extension-xhtml=userapp-Pale Moon-SYQDGX.desktop
application/x-extension-xht=userapp-Pale Moon-SYQDGX.desktop
video/x-msvideo=smplayer.desktop
application/x-shellscript=userapp-sh-GO3NFX.desktop
application/x-msi=wine.desktop
inode/directory=exo-file-manager.desktop
audio/x-mpegurl=smplayer2.desktop
message/rfc822=userapp-Pale Moon-SYQDGX.desktop
nfn@nfn-901:~$
А вот как созданные мной есть
Но я не помню, чтобы такое создавал. С Menu Editor экспериментировал, возможно оттуда ноги. Странно, что через поиск я не вижу эти файлы.
-rw-rw-r-- 1 nfn nfn 428 марта 17 14:39 /home/nfn/.local/share/applications/Б?_аузе?_ы.desktop
-rw-rw-r-- 1 nfn nfn 288 марта 10 13:46 /home/nfn/.local/share/applications/Быст?_ый_набо?.desktop
-rw-rw-r-- 1 nfn nfn 417 марта 10 13:47 /home/nfn/.local/share/applications/Входящие___?_Яндекс.Почта.desktop-rw-rw-r-- 1 nfn nfn 369 мая 23 19:09 /home/nfn/.local/share/applications/Новый-пункт-меню0.desktop
-rw-rw-r-- 1 nfn nfn 402 февр. 26 12:15 /home/nfn/.local/share/applications/Новый-пункт-меню1.desktop
nfn@nfn-901:~$
Удалил.. Все пришло в норму. Спасибо всем за подсказки и помощь. Пользователю отдельное большое спасибо
Нравится вьювер, не хотел его менять.