How to setting libre fffice mailmerge that doesn't work

Libre Office Mailmerge

When I first created a mailmerge with libreoffice, it didn't work right away. Here's how to fix the libreoffice mailmerge settings: Here' the Link

enter the following code in the terminal

apt-get install default-jre libreoffice-java-common \
  libreoffice-base libreoffice-base-drivers

Link

Good luck.