使用Flatpak安装了一个应用Sublime Merge，可是却无法启动，报错如下：
→ flatpak run --branch=stable --arch=x86_64 --command=sublime_merge com.sublimemerge.App
Gtk-Message: 15:39:27.372: Failed to load module "canberra-gtk-module"
No protocol specified
(sublime_merge:2): Gtk-WARNING **: 15:39:27.372: cannot open display: :99.0
canberra-gtk-module相关的包都已经安装了的：
→ sudo zypper se canberra
正在加载软件源数据...
正在读取已安装的软件包...
S | 名称 | 摘要 | 类型
---+-------------------------------+---------------------------------------------------------------+-------
| canberra-gtk-play | Portable sound event library -- Utility | 软件包
| canberra-gtk-play-gnome | Portable sound event library -- Utility | 软件包
| libcanberra-devel | Portable sound event library -- Development files | 软件包
| libcanberra-gtk-devel | Portable sound event library -- Development files | 软件包
i+ | libcanberra-gtk-module-common | Portable sound event library -- Common Files for GTK+ Modules | 软件包
i+ | libcanberra-gtk0 | Portable sound event library -- GTK+ 2 Library | 软件包
i+ | libcanberra-gtk0-32bit | Portable sound event library -- GTK+ 2 Library | 软件包
i+ | libcanberra-gtk2-module | Portable sound event library -- GTK+ 2 Module | 软件包
i+ | libcanberra-gtk2-module-32bit | Portable sound event library -- GTK+ 2 Module | 软件包
i+ | libcanberra-gtk3-0 | Portable sound event library -- GTK+ 3 Library | 软件包
i | libcanberra-gtk3-0-32bit | Portable sound event library -- GTK+ 3 Library | 软件包
| libcanberra-gtk3-devel | Portable sound event library -- Development files | 软件包
i+ | libcanberra-gtk3-module | Portable sound event library -- GTK+ 3 Module | 软件包
i+ | libcanberra-gtk3-module-32bit | Portable sound event library -- GTK+ 3 Module | 软件包
i+ | libcanberra0 | Portable sound event library | 软件包
i+ | libcanberra0-32bit | Portable sound event library | 软件包
请有经验的帮忙看看什么问题？
谢谢！