Trying to start telegram-desktop built with enabled GTK integration and
libqt5-qtstyleplugins-platformtheme-gtk2 installed fails with
> ~>telegram-desktop 
> (telegram-desktop:4205): GLib-GObject-WARNING **: 17:15:44.346: cannot register existing type 'GdkDisplayManager'
> (telegram-desktop:4205): GLib-CRITICAL **: 17:15:44.346: g_once_init_leave: assertion 'result != 0' failed
> (telegram-desktop:4205): GLib-GObject-CRITICAL **: 17:15:44.346: g_object_new_with_properties: assertion 'G_TYPE_IS_OBJECT (object_type)' failed

Currently this is resolved by a conflict of telegram-desktop with
libqt5-qtstyleplugins-platformtheme-gtk2 which leads to cunfusion of users (bug
1148509)

Ideally the root cause should be found and patched.

A package without the conflict for testing can be found at
https://build.opensuse.org/project/show/home:tux93:tdesktop-no-conflict

Bug ID	1149986
Summary	telegram-desktop cannot be started with enabled GTK integration and libqt5-qtstyleplugins-platformtheme-gtk2 installed
Classification	openSUSE
Product	openSUSE Tumbleweed
Version	Current
Hardware	x86-64
OS	Other
Status	NEW
Severity	Normal
Priority	P5 - None
Component	Other
Assignee	tux93@opensuse.org
Reporter	tux93@opensuse.org
QA Contact	qa-bugs@suse.de
Found By	---
Blocker	---