crashes everytime when installed from flatpak, and fails to build

[Redhawk18]

distro: debian kernal: 5.10.0-19-amd64

build error

[ 75%] Building CXX object CMakeFiles/discord-screenaudio.dir/src/discordpage.cpp.o
/home/redhawk/discord-screenaudio/src/discordpage.cpp: In constructor ‘DiscordPage::DiscordPage(QWidget*)’:
/home/redhawk/discord-screenaudio/src/discordpage.cpp:84:13: error: ‘class KAboutData’ has no member named ‘addComponent’
   84 |   aboutData.addComponent("Rohrkabel", "A C++ RAII Pipewire-API Wrapper", "1.3",
      |             ^~~~~~~~~~~~
gmake[2]: *** [CMakeFiles/discord-screenaudio.dir/build.make:142: CMakeFiles/discord-screenaudio.dir/src/discordpage.cpp.o] Error 1
gmake[1]: *** [CMakeFiles/Makefile2:235: CMakeFiles/discord-screenaudio.dir/all] Error 2
gmake: *** [Makefile:149: all] Error 2

[ali-moments]

same issue:

build error

[ 75%] Building CXX object CMakeFiles/discord-screenaudio.dir/src/discordpage.cpp.o
/home/ali/Documents/discord-screenshare/discord-screenaudio/src/discordpage.cpp: In constructor ‘DiscordPage::DiscordPage(QWidget*)’:
/home/ali/Documents/discord-screenshare/discord-screenaudio/src/discordpage.cpp:82:13: error: ‘class KAboutData’ has no member named ‘addComponent’
   82 |   aboutData.addComponent("Rohrkabel", "A C++ RAII Pipewire-API Wrapper", "1.3",
      |             ^~~~~~~~~~~~
gmake[2]: *** [CMakeFiles/discord-screenaudio.dir/build.make:142: CMakeFiles/discord-screenaudio.dir/src/discordpage.cpp.o] Error 1
gmake[1]: *** [CMakeFiles/Makefile2:235: CMakeFiles/discord-screenaudio.dir/all] Error 2
gmake: *** [Makefile:149: all] Error 2

[kamkamkamkamkamkamkamkam]

same issue when trying to compile on Debian 11 /home/kam/builds/discord-screenaudio/src/discordpage.cpp: In constructor ‘DiscordPage::DiscordPage(QWidget*)’: /home/kam/builds/discord-screenaudio/src/discordpage.cpp:82:13: error: ‘class KAboutData’ has no member named ‘addComponent’ 82 | aboutData.addComponent("Rohrkabel", "A C++ RAII Pipewire-API Wrapper", "1.3", | ^~~~~~~~~~~~ gmake[2]: *** [CMakeFiles/discord-screenaudio.dir/build.make:142: CMakeFiles/discord-screenaudio.dir/src/discordpage.cpp.o] Error 1 gmake[1]: *** [CMakeFiles/Makefile2:235: CMakeFiles/discord-screenaudio.dir/all] Error 2 gmake: *** [Makefile:149: all] Error 2