https://forum.qt.io/topic/82030/qapplication-crashes-on-constructor-from-jni-android
QApplication crashes on constructor from JNI (Android) | Qt Forum
Oct 11, 2017 - Hi all, I've created a library that uses Qt Widgets; if called from non-Qt application, it creates an instance of QApplication. Everything works fine on Wind...
crashesconstructorjniandroidqt
https://doc.qt.io/qt-6/ja/qapplication-obsolete.html
Obsolete Members for QApplication | Qt Widgets | Qt 6.11.0
The QApplication class manages the GUI application's control flow and main settings.
obsoletemembersqtwidgets
https://bugzilla.mozilla.org/show_bug.cgi?id=589520
589520 - QApplication needs to be created with at least one argument
RESOLVED (jap) in Core Graveyard - Widget: Qt. Last updated 2016-07-11.
to becreated withneeds
https://lists.freebsd.org/archives/freebsd-ports-bugs/2026-January/089257.html
[Bug 292457] misc/bibletime - Cannot create a QWidget without QApplication
bugmiscbibletimecannotcreate