The error does not occur with the LibreOffice 7.0 daily build: https://dev-builds.libreoffice.org/daily/libreoffice-7-0/Linux-rpm_deb-x86_64@86-TDF/2020-11-06_03.36.20/libreoffice-7-0~2020-11-06_03.36.20_LibreOfficeDev_7.0.4.0.0_Linux_x86-64_deb.tar.gz
So, please, upgrade the package. Best regards Heinrich