[Bug 1772900] Re: This application failed to start because it could not find or load the Qt platform plugin "xcb" in "".

[Wojciech Borkowski]

Reinstallation did not help anymore:

sudo apt --reinstall install krusader
 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 0 not upgraded.
Need to get 3 434 kB of archives.
After this operation, 0 B of additional disk space will be used.
Get:1 http://pl.archive.ubuntu.com/ubuntu bionic/universe amd64 krusader amd64 2:2.6.0-1 [3 434 kB]
Fetched 3 434 kB in 0s (8 174 kB/s)    
(Reading database ... 250895 files and directories currently installed.)
Preparing to unpack .../krusader_2%3a2.6.0-1_amd64.deb ...
Unpacking krusader (2:2.6.0-1) over (2:2.6.0-1) ...
Setting up krusader (2:2.6.0-1) ...
Processing triggers for mime-support (3.60ubuntu1) ...
Processing triggers for desktop-file-utils (0.23-1ubuntu3) ...
Processing triggers for man-db (2.8.3-2) ...
Processing triggers for gnome-menus (3.13.3-11ubuntu1) ...
Processing triggers for hicolor-icon-theme (0.17-2) ...
[1]+  Done                    xcb
borkowsk at wojciech-CELSIUS-7:~$ krusader
This application failed to start because it could not find or load the Qt platform plugin "xcb"
in "".

Available platform plugins are: dxcb, eglfs, linuxfb, minimal,
minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-
egl, wayland-xcomposite-glx, xcb.

Reinstalling the application may fix this problem.
Aborted (core dumped)

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https://bugs.launchpad.net/bugs/1772900

Title:
  This application failed to start because it could not find or load the
  Qt platform plugin "xcb" in "".

Status in grub-installer package in Ubuntu:
  New

Bug description:
  After grub crash during Ubuntu 18.04 LTS (Release:	18.04) installation I had probably partially installed system.
  I have fix problem with grub using boot-repair, but I'm still not able to run any Qt application.
  I have been trying to deinstall and reinstall Qt libs, and finally stacked on this:

  borkowsk at wojciech-CELSIUS-7:~$ konsole
  This application failed to start because it could not find or load the Qt platform plugin "xcb"
  in "".

  Available platform plugins are: dxcb, eglfs, linuxfb, minimal,
  minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-
  egl, wayland-xcomposite-glx, xcb.

  Reinstalling the application may fix this problem.
  Aborted (core dumped)
  borkowsk at wojciech-CELSIUS-7:~$ krusader
  This application failed to start because it could not find or load the Qt platform plugin "xcb"
  in "".

  Available platform plugins are: dxcb, eglfs, linuxfb, minimal,
  minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-
  egl, wayland-xcomposite-glx, xcb.

  Reinstalling the application may fix this problem.
  Aborted (core dumped)

  borkowsk at wojciech-CELSIUS-7:~$ xcb &
  [1] 2884

  borkowsk at wojciech-CELSIUS-7:~$ krusader
  This application failed to start because it could not find or load the Qt platform plugin "xcb"
  in "".

  Available platform plugins are: dxcb, eglfs, linuxfb, minimal,
  minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-
  egl, wayland-xcomposite-glx, xcb.

  Reinstalling the application may fix this problem.
  Aborted (core dumped)

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