If you're running Windows with Norwegian Bokmål language, the latest Libreoffice will probably hang. It's been like this for months, but has finally been resolved in Daily builds.
https://bugs.documentfoundation.org/show_bug.cgi?id=157135
The workarounds are apparently to either 1) Downgrade to v7.5.x or 2) change your language to something else in Windows -> Settings -> Time and Language-> Language & Region.