Open attachment 134757 [details] from bug 109251, and save it again (keep format as DOC). => Writer crashes. Crash report: http://crashreport.libreoffice.org/stats/crash_details/4303bf40-4cb7-4d1d-950f-900eda322776 The first frame is not very useful, but the next one is: WW8Export::WriteFkpPlcUsw() Crash introduced by: https://cgit.freedesktop.org/libreoffice/core/commit/?id=d72e0cadceb0b43928a9b4f18d75c9d5d30afdda author Szymon Kłos <szymon.klos@collabora.com> 2017-06-19 13:32:16 (GMT) committer Andras Timar <andras.timar@collabora.com> 2017-06-28 20:38:49 (GMT) "Watermark: tdf#91687 correct size in the .doc" Fixed by: https://cgit.freedesktop.org/libreoffice/core/commit/?id=661fa18d424690e1c3bce4ac70a8018dabe82637 author Caolán McNamara <caolanm@redhat.com> 2017-07-06 14:57:50 (GMT) committer Caolán McNamara <caolanm@redhat.com> 2017-07-06 15:20:16 (GMT) "crashtesting: 554 crashing documents on export to .doc" Fix was only backported to 5.4 today, so the crash affects 5.4.0.2 & 5.4.0.3 / all OSes. People might encounter and report this, so I opened a bug report with details in anticipation.