drawio-desktop: Cannot update desktop version

Hello,

With the electron based application, I cannot update when the update prompt indicates that a new update is available.

Here the error message :

When launching the app via a terminal, this is printed when I the error appear :

Fontconfig warning: "/usr/share/fontconfig/conf.avail/05-reset-dirs-sample.conf", line 6: unknown element "reset-dirs"
[09:47:02.028] [info] Checking for update
[09:47:04.246] [info] Found version 11.1.1 (url: draw.io-x86_64-11.1.1.AppImage)
[09:47:04.246] [info] @update-available@
 { version: '11.1.1',
  files:
   [ { url: 'draw.io-x86_64-11.1.1.AppImage',
       sha512:
        '/iiqDREBRf6Y+TZ4dEZSIUqxVSHdJ3Uu3moem/Kw8D7j+u/UWsGdHQq0tKymN03cQ0eO8sB7DzTVM7ohrvrBiQ==',
       size: 108927458,
       blockMapSize: 115494 } ],
  path: 'draw.io-x86_64-11.1.1.AppImage',
  sha512:
   '/iiqDREBRf6Y+TZ4dEZSIUqxVSHdJ3Uu3moem/Kw8D7j+u/UWsGdHQq0tKymN03cQ0eO8sB7DzTVM7ohrvrBiQ==',
  releaseDate: '2019-08-02T21:41:39.699Z',
  releaseName: '11.1.1',
  releaseNotes:
   `<p><strong>Important</strong> Pre 10.7.x users must upgrade for critical security fixes. If you've been redirected here, that's why.</p>\n<h2>Releases Notes for 11.1.1</h2>\n<p><a href="https://github.com/jgraph/drawio-desktop/releases/download/v11.1.1/draw.io-11.1.1-windows-installer.exe">Windows Installer</a><br>\n<a href="https://github.com/jgraph/drawio-desktop/releases/download/v11.1.1/draw.io-11.1.1-windows-no-installer.exe">Window No Installer</a><br>\n<a href="https://github.com/jgraph/drawio-desktop/releases/download/v11.1.1/draw.io-11.1.1.dmg">Mac</a><br>\nLinux - <a href="https://github.com/jgraph/drawio-desktop/releases/download/v11.1.1/draw.io-amd64-11.1.1.deb">deb</a>, <a href="https://github.com/jgraph/drawio-desktop/releases/download/v11.1.1/draw.io-amd64-11.1.1.snap">snap</a>, <a href="https://github.com/jgraph/drawio-desktop/releases/download/v11.1.1/draw.io-x86_64-11.1.1.AppImage">AppImage</a> or <a href="https://github.com/jgraph/drawio-desktop/releases/download/v11.1.1/draw.io-x86_64-11.1.1.rpm">rpm</a></p>\n<p><strong>ChangeLog:</strong></p>\n<ul>\n<li>Updates to <a href="https://github.com/jgraph/drawio/blob/v11.1.1/ChangeLog">draw.io 11.1.1</a>, changes from 10.9.5 to 11.1.1 are new in this desktop release.</li>\n<li>Adds .vsdx export to command line options</li>\n<li>Defaults to dark theme if MacOS is in dark mode.</li>\n<li>Updates to <a href="https://github.com/electron/electron/releases/tag/v6.0.0">Electron 6</a></li>\n</ul>` } undefined
[09:47:22.066] [info] Downloading update from draw.io-x86_64-11.1.1.AppImage
[09:47:22.110] [error] Error: Error: ENOENT: no such file or directory, open '/opt/draw.io/resources/app-update.yml'
[09:47:22.111] [error] @error@
 Error: ENOENT: no such file or directory, open '/opt/draw.io/resources/app-update.yml'

(node:8007) UnhandledPromiseRejectionWarning: Error: ENOENT: no such file or directory, open '/opt/draw.io/resources/app-update.yml'
(node:8007) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejection id: 1)
(node:8007) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.

And a ls -la in /opt/draw.io/resources :

total 72564
drwxr-xr-x  3 root root     4096  1 août  11:48 .
drwxr-xr-x  5 root root     4096  1 août  12:35 ..
-rw-rw-r--  1 root root 73988713 11 juil. 18:53 app.asar
-rw-rw-r--  1 root root   296572 11 juil. 18:53 electron.asar
drwxr-xr-x 69 root root     4096  1 août  11:48 inspector

Why the file app-update.yml is missing ?

Additional infos :

OS: fedora 30 - kenel 5.1.20-300.fc30.x86_64
draw.io --version : 10.9.5