I can reliably reproduce the issue on an up-to-date cosmic with the default install (libreoffice-writer 1:6.1.0-0ubuntu2 installed, libreoffice-base not installed).
I can reliably reproduce the issue on an up-to-date cosmic with the default install (libreoffice-writer 1:6.1.0-0ubuntu2 installed, libreoffice-base not installed).