Starting program: /home/fkleint/qtbug30496_5/qtbug30496 -c [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7fffef27d700 (LWP 16317)] Qt: gdb: -nograb added to command-line options. Use the -dograb option to enforce grabbing. 5.2.0 ":/img/accessories.svg" read ok QSize(128, 128) isNull false Available sizes () ":/img/accessories.svg" exists true ("bmp", "gif", "ico", "jpeg", "jpg", "mng", "pbm", "pgm", "png", "ppm", "svg", "svgz", "tga", "tif", "tiff", "wbmp", "xbm", "xpm") ("bmp", "ico", "jpeg", "jpg", "pbm", "pgm", "png", "ppm", "tif", "tiff", "wbmp", "xbm", "xpm") Program received signal SIGSEGV, Segmentation fault. 0x00007ffff6dff9dd in QIcon::pixmap (this=0x7fffffffdc20, window=0x0, size=..., mode=QIcon::Normal, state=QIcon::Off) at image/qicon.cpp:774 774 return d->engine->pixmap(size, mode, state); (gdb) where #0 0x00007ffff6dff9dd in QIcon::pixmap (this=0x7fffffffdc20, window=0x0, size=..., mode=QIcon::Normal, state=QIcon::Off) at image/qicon.cpp:774 #1 0x00007ffff6dff907 in QIcon::pixmap (this=0x7fffffffdc20, size=..., mode=QIcon::Normal, state=QIcon::Off) at image/qicon.cpp:710 #2 0x0000000000402b35 in QIcon::pixmap (this=0x7fffffffdc20, w=100, h=100, mode=QIcon::Normal, state=QIcon::Off) at /depot/fkleint/qt-5/qtbase/include/QtGui/../../src/gui/image/qicon.h:83 #3 0x00000000004024e2 in main (argc=2, argv=0x7fffffffde28) at ../qtbug30496/main.cpp:47