Fails to Launch on Second Start - Black Screen Issue

[gastondc]

#Describe the bug

The CloudOTP application fails to launch properly on the second attempt within the same user session, resulting in a black screen with no information displayed.

#To Reproduce

Steps to reproduce the behavior:

Launch CloudOTP for the first time in the user session.
Close the application.
Attempt to launch CloudOTP again.
Observe the black screen and error messages.

#Expected behavior

The application should launch normally and display the user interface without any issues.

Desktop (please complete the following information):

OS: Manjaro
KDE Plasma Version: 6.3.5
Kernel Version: 6.12.25.1-Manjaro
Graphic: Wayland
CloudOTP Version: v2.4.6 (flatpak) 

Additional context

The following error messages are logged when attempting to launch the application a second time:

** (CloudOTP:2): CRITICAL **: Failed to read XDG desktop portal settings: GDBus.Error:org.freedesktop.portal.Error.NotFound: Requested setting not found
...
[ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: IsarError: DbError (11): Resource temporarily unavailable

Additionally, there are hanging bwrap processes after closing the application, which need to be killed to launch it again successfully.

ps -faux | grep bwrap                                                                                                                                                                             
user    24196  0.0  0.0   2836  1828 pts/1    S+   13:15   0:00  |   |   \_ bwrap --args 38 -- CloudOTP
user    24205  0.0  0.0   2844  1396 pts/1    S+   13:15   0:00  |   |       \_ bwrap --args 38 -- CloudOTP
user    24553  0.0  0.0   9120  2352 pts/3    S+   13:17   0:00  |       \_ grep bwrap
user    24201  0.0  0.0   2840  1736 pts/1    S+   13:15   0:00  \_ bwrap --args 41 -- xdg-dbus-proxy --args=38
``

[Robert-Stackflow]

Thank you for your suggestion! Due to current limitations in available testing devices, we’re unable to fully support or verify compatibility with Linux at this time. We appreciate your understanding and will consider it in the future if conditions allow.
We'll keep this issue open to gather further feedback from the community.