Looked further into this and the solution is 2 add these 2 lines to the LXQt session settings environmental variables
Variable name Value SAL_USE_VCLPLUGIN qt5 SAL_VCL_QT5_USE_CAIRO true -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1892637 Title: Printing a blank page with libreoffice on Lubuntu 20.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/1892637/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
