Qupzilla crash

Time: вс сен 28 10:33:45 2014
Qt version: 4.8.6 (compiled with 4.8.4)
QupZilla version: 1.6.0
WebKit version: 537.21

============== BACKTRACE ==============
#0: qupzilla(+0x2965) [0xb77a9965]
#1: [0xb7784400]
#2: /usr/lib/i386-linux-gnu/libQtWebKit.so.4(+0x1586400) [0xb6853400]
#3: /usr/lib/i386-linux-gnu/libQtWebKit.so.4(+0x17dfd97) [0xb6aacd97]
#4: /usr/lib/i386-linux-gnu/libQtWebKit.so.4(+0x17e116c) [0xb6aae16c]
#5: /usr/lib/i386-linux-gnu/libQtWebKit.so.4(+0x15f37e3) [0xb68c07e3]
#6: [0x826d9733]
#7: /usr/lib/i386-linux-gnu/libQtWebKit.so.4(+0x166ed84) [0xb693bd84]
#8: [0x1]
#9: [0xfffffffb]