Pinta 无法打开文件 - 权限被拒绝

我的 ubuntu 18.04 安装在 SSD 中。我从 ubuntu 软件安装pinta，但无法从我的硬​​盘打开文件，说权限被拒绝。但是可以从安装了 ubuntu 的 SSD 中打开文件（文档、下载...文件夹）。我如何授予所有驱动器的权限。其他一些应用程序也面临同样的问题。

Computerpinta 可以访问来自的文件。

这是findmnt | grep /media命令输出

当我点击时，Details我得到以下信息：

System.UnauthorizedAccessException: Access to the path "/media/asif/New Volume/Desktop/o1.jpg" is denied.
  at System.IO.FileStream..ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share, System.Int32 bufferSize, System.Boolean anonymous, System.IO.FileOptions options) [0x0019e] in :0 
  at System.IO.FileStream..ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share, System.Int32 bufferSize, System.Boolean isAsync, System.Boolean anonymous) [0x00000] in :0 
  at System.IO.FileStream..ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access) [0x00000] in :0 
  at (wrapper remoting-invoke-with-check) System.IO.FileStream..ctor(string,System.IO.FileMode,System.IO.FileAccess)
  at Pinta.Core.GdkPixbufFormat.Import (System.String fileName, Gtk.Window parent) [0x00001] in :0 
  在 Pinta.Core.WorkspaceManager.OpenFile (System.String file, Gtk.Window parent) [0x0003d] 中：0

输出 snap list pinta

error: no matching snaps installed

命令的输出 apt policy pinta

pinta:
  Installed: (none)
  Candidate: 1.6-2
  Version table:
     1.6-2 500
        500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu bionic/universe i386 Packages
asif@asif-HP:~$ 

这是输出flatpak list和dpkg -l pinta

的一些输出sudo locate -i pinta：

/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_dash.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_dash_disabled.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_dash_prelight.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_dash_pressed.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_focused.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_focused_prelight.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_focused_pressed.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_unfocused.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_unfocused_prelight.svg
/snap/pinta-james-carroll/8/usr/share/themes/Radiance/unity/unmaximize_unfocused_pressed.svg
/snap/pinta-james-carroll/8/usr/share/themes/Raleigh/gtk-2.0
/snap/pinta-james-carroll/8/usr/share/themes/Raleigh/gtk-2.0/gtkrc
/snap/pinta-james-carroll/8/usr/share/thumbnailers/librsvg.thumbnailer
/snap/pinta-james-carroll/8/usr/share/upstart/sessions
/snap/pinta-james-carroll/8/usr/share/upstart/sessions/unity-gtk-module.conf
/snap/pinta-james-carroll/8/usr/share/xml/fontconfig
/snap/pinta-james-carroll/8/usr/share/xml/fontconfig/fonts.dtd
/var/cache/apparmor/snap-update-ns.pinta-james-carroll
/var/cache/apparmor/snap.pinta-james-carroll.pinta
/var/lib/snapd/apparmor/profiles/snap-update-ns.pinta-james-carroll
/var/lib/snapd/apparmor/profiles/snap.pinta-james-carroll.pinta
/var/lib/snapd/cookie/snap.pinta-james-carroll
/var/lib/snapd/desktop/applications/pinta-james-carroll_pinta.desktop
/var/lib/snapd/inhibit/pinta-james-carroll.lock
/var/lib/snapd/mount/snap.pinta-james-carroll.fstab
/var/lib/snapd/mount/snap.pinta-james-carroll.user-fstab
/var/lib/snapd/seccomp/bpf/snap.pinta-james-carroll.pinta.bin
/var/lib/snapd/seccomp/bpf/snap.pinta-james-carroll.pinta.src
/var/lib/snapd/sequence/pinta-james-carroll.json
/var/lib/snapd/snaps/pinta-james-carroll_6.snap
/var/lib/snapd/snaps/pinta-james-carroll_8.snap
/var/lib/ureadahead/snap.pinta-james-carroll.8.pack
/var/snap/pinta-james-carroll
/var/snap/pinta-james-carroll/6
/var/snap/pinta-james-carroll/8
/var/snap/pinta-james-carroll/common
/var/snap/pinta-james-carroll/current