I have a problem installing “collaborate online” in “nextcloud”.
the only thing i do is activate the software in question from the nexcloud interface in the applications section.
when I open a .doc or .xls file the problem I’m attaching
It requires to install a separate document server. At the moment there’s no complete guide to install Collabora on NethServer, but there is some information from people who tried:
Installation of OnlyOffice, an alternative to Collabora, is documented in the wiki, but currently there’s a technical limitation that hopefully will be fixed soon: