anthonyfieroni added a comment.
About me when line(...) is accessed it should check for nullptr as well if (auto l = line(a)) { return l->accessor(); } https://phabricator.kde.org/source/ktexteditor/browse/master/src/render/katelayoutcache.cpp;ad51cece443bc6bb643fa4ca94293a13d3c2f852$322 because m_renderer->doc()->lines() is bigger than lines REPOSITORY R39 KTextEditor REVISION DETAIL https://phabricator.kde.org/D6473 To: jsalatas, #ktexteditor, dhaumann Cc: kde-frameworks-devel, mwolff, anthonyfieroni, dhaumann, kfunk, ltoscano, kwrite-devel, michaelh, kevinapavew, ngraham, bruns, demsking, cullmann, sars