epsonscan2-crash.log

$ gdb epsonscan2 
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Reading symbols from epsonscan2...
(No debugging symbols found in epsonscan2)
(gdb) r
Starting program: /usr/bin/epsonscan2 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
[New Thread 0x7ffff3763640 (LWP 2105)]
[New Thread 0x7ffff2c64640 (LWP 2106)]
[New Thread 0x7ffff20d0640 (LWP 2107)]
[New Thread 0x7ffff18cf640 (LWP 2108)]
[New Thread 0x7ffff10ce640 (LWP 2109)]
[New Thread 0x7ffff08cd640 (LWP 2110)]
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
[New Thread 0x7fffdbdb9640 (LWP 2111)]
[New Thread 0x7fffdbdb9640 (LWP 2112)]
[Thread 0x7fffdbdb9640 (LWP 2111) exited]
[Detaching after vfork from child process 2113]
[Detaching after vfork from child process 2115]
[New Thread 0x7fffd9af3640 (LWP 2117)]
[New Thread 0x7fffd92f2640 (LWP 2118)]
[New Thread 0x7fffd8af1640 (LWP 2119)]
[New Thread 0x7fffc950a640 (LWP 2120)]
[Thread 0x7fffdbdb9640 (LWP 2112) exited]
qt.qpa.xcb: QXcbConnection: XCB error: 3 (BadWindow), sequence: 688, resource id: 21306403, major code: 40 (TranslateCoords), minor code: 0

Thread 1 "epsonscan2" received signal SIGSEGV, Segmentation fault.
0x00005555555da1ed in Document_Size::create_list(SCANPARA) ()
(gdb) bt
#0  0x00005555555da1ed in Document_Size::create_list(SCANPARA) ()
#1  0x00005555555dd9c5 in Document_Size::update_ui(SCANPARA, int) ()
#2  0x00005555555c38f0 in MainWindow::updateUI() ()
#3  0x00005555555c7cfe in MainWindow::MarqueeCreated(bool, QRect) ()
#4  0x00005555555c7d67 in MainWindow::CloseWindow() ()
#5  0x00005555555c8559 in MainWindow::showEvent(QShowEvent*) ()
#6  0x00007ffff7a1fa8e in QWidget::event(QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#7  0x00007ffff79dd79f in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#8  0x00007ffff6fa5938 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib64/libQt5Core.so.5
#9  0x00007ffff7a1c433 in QWidgetPrivate::show_helper() () from /usr/lib64/libQt5Widgets.so.5
#10 0x00007ffff7a1f593 in QWidgetPrivate::setVisible(bool) () from /usr/lib64/libQt5Widgets.so.5
#11 0x00005555555bb6ea in main ()