firefoxのインストール

問題

環境はubuntu23.10． firefoxを立ち上げるとこんなエラーが出てきて日本語入力(fcitx5)が出来ない．

[Parent 19490, Main Thread] WARNING: Create input context failed: GDBus.Error:org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.277" (uid=1000 pid=19490 comm="/snap/firefox/3728/usr/lib/firefox/firefox" label="snap.firefox.firefox (enforce)") interface="org.freedesktop.IBus" member="CreateInputContext" error name="(unset)" requested_reply="0" destination="org.freedesktop.IBus" (uid=1000 pid=2289 comm="fcitx5" label="unconfined").: 'glib warning', file /build/firefox/parts/firefox/build/toolkit/xre/nsSigHandlers.cpp:187

(firefox:19490): IBUS-WARNING **: 14:31:23.240: Create input context failed: GDBus.Error:org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.277" (uid=1000 pid=19490 comm="/snap/firefox/3728/usr/lib/firefox/firefox" label="snap.firefox.firefox (enforce)") interface="org.freedesktop.IBus" member="CreateInputContext" error name="(unset)" requested_reply="0" destination="org.freedesktop.IBus" (uid=1000 pid=2289 comm="fcitx5" label="unconfined").
[Parent 19490, Main Thread] WARNING: Create input context failed: GDBus.Error:org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.277" (uid=1000 pid=19490 comm="/snap/firefox/3728/usr/lib/firefox/firefox" label="snap.firefox.firefox (enforce)") interface="org.freedesktop.IBus" member="CreateInputContext" error name="(unset)" requested_reply="0" destination="org.freedesktop.IBus" (uid=1000 pid=2289 comm="fcitx5" label="unconfined").: 'glib warning', file /build/firefox/parts/firefox/build/toolkit/xre/nsSigHandlers.cpp:187

(firefox:19490): IBUS-WARNING **: 14:31:23.241: Create input context failed: GDBus.Error:org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.277" (uid=1000 pid=19490 comm="/snap/firefox/3728/usr/lib/firefox/firefox" label="snap.firefox.firefox (enforce)") interface="org.freedesktop.IBus" member="CreateInputContext" error name="(unset)" requested_reply="0" destination="org.freedesktop.IBus" (uid=1000 pid=2289 comm="fcitx5" label="unconfined").

解決策

ubuntuのfirefoxはsnap版を入れるらしい．解決できそうな感じのページを見つけたが時間をかけたくないので，手っ取り早く解決するために，snap版を捨てて，バイナリをダウンロードした． 以下のページからlinux用のバイナリをダウンロードする． www.mozilla.org ダウンロードして，/opt に入れて，リンクしておけば良い．

tar xjf firefox-xx.x.tar.bz2
sudo mv firefox /opt/
sudo ln -s /opt/firefox/firefox /usr/local/bin/firefox