Dolphin crashes when deleting files over fish://

When browsing a folder over fish:// with dolphin, and deleting a folder, Dolphin will sometimes crash.

Backtrace:
Using host libthread_db library "/lib/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 47934148213968 (LWP 25318)]
[KCrash handler]
#5 0x00000000009f03ca in ?? ()
#6 0x00002b9883202cf9 in KFileItem::mimetype () from /usr/lib/libkio.so.4
#7 0x00002b9883288715 in KFileIconView::canPreview ()
   from /usr/lib/libkio.so.4
#8 0x00002b98832887d1 in KFileIconView::updateView ()
   from /usr/lib/libkio.so.4
#9 0x00002b9883272512 in KFileIconView::updateIcons ()
   from /usr/lib/libkio.so.4
#10 0x00002b9883291768 in KFileIconView::showPreviews ()
   from /usr/lib/libkio.so.4
#11 0x00002b988329190b in KFileIconView::qt_invoke ()
   from /usr/lib/libkio.so.4
#12 0x000000000043e480 in DolphinIconsView::qt_invoke (this=0x819bd0, _id=80,
    _o=0x7fff285122d0) at ./dolphiniconsview.moc:131
#13 0x00002b9885589d76 in QObject::activate_signal ()
   from /usr/lib/libqt-mt.so.3
#14 0x00002b988558a910 in QObject::activate_signal ()
   from /usr/lib/libqt-mt.so.3
#15 0x00002b98858f99a2 in QTimer::timeout () from /usr/lib/libqt-mt.so.3
#16 0x00002b98855b0257 in QTimer::event () from /usr/lib/libqt-mt.so.3
#17 0x00002b98855252a2 in QApplication::internalNotify ()
   from /usr/lib/libqt-mt.so.3
#18 0x00002b9885527031 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#19 0x00002b98841ad248 in KApplication::notify ()
   from /usr/lib/libkdecore.so.4
#20 0x00002b98854b7d12 in QApplication::sendEvent ()
   from /usr/lib/libqt-mt.so.3
#21 0x00002b988551855c in QEventLoop::activateTimers ()
   from /usr/lib/libqt-mt.so.3
#22 0x00002b98854cc443 in QEventLoop::processEvents ()
   from /usr/lib/libqt-mt.so.3
#23 0x00002b988553e7e7 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#24 0x00002b988553e5ef in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#25 0x00002b9885526d68 in QApplication::exec () from /usr/lib/libqt-mt.so.3
#26 0x000000000044ed0a in main (argc=<value optimized out>,
    argv=<value optimized out>)
    at /build/buildd/dolphin-0.9.2/./src/main.cpp:81
#27 0x00002b9889296b44 in __libc_start_main () from /lib/libc.so.6
#28 0x0000000000426969 in _start ()