Bug 16859

Okular конфликтует с kchmviewer4 по /usr/lib/kde4/kio_msits.so и ладно бы ещё хоть как-то показывал chm, а то просто виснет, показывая курсор-часы, и падает на выходе с 

==22452== Invalid read of size 4
==22452==    at 0x5EE4F85: (within /usr/lib/libokularcore.so.1.1.0)
==22452==    by 0x5EE9C94: Okular::Document::closeDocument() (in /usr/lib/libokularcore.so.1.1.0)
==22452==    by 0x5E08F3B: (within /usr/lib/kde4/okularpart.so)
==22452==    by 0x5E0CE33: (within /usr/lib/kde4/okularpart.so)
==22452==    by 0x804EC4B: (within /usr/lib/kde4bin/okular)
==22452==    by 0x41F2684A: qDeleteInEventHandler(QObject*) (in /usr/lib/libQtCore.so.4.4.1)
==22452==    by 0x41F2B276: QObject::event(QEvent*) (in /usr/lib/libQtCore.so.4.4.1)
==22452==    by 0x4222CD73: QWidget::event(QEvent*) (in /usr/lib/libQtGui.so.4.4.1)
==22452==    by 0x4245C188: QMainWindow::event(QEvent*) (in /usr/lib/libQtGui.so.4.4.1)
==22452==    by 0x434B7B26: KMainWindow::event(QEvent*) (in /usr/lib/libkdeui.so.5.1.0)
==22452==    by 0x434E43DC: KXmlGuiWindow::event(QEvent*) (in /usr/lib/libkdeui.so.5.1.0)
==22452==    by 0x421F3603: QApplicationPrivate::notify_helper(QObject*, QEvent*) (in /usr/lib/libQtGui.so.4.4.1)
==22452==  Address 0x0 is not stack'd, malloc'd or (recently) free'd