thomaskunze3

You made my day! I was getting either "ONLYOFFICE cannot be reached..." or "Community document server is not supported for this instance...". Thank you very much for sharing this workaround!

- Download **libstdc++6_6.3.0-18+deb9u1_amd64.deb** from https://packages.debian.org/de/stretch/amd64/libstdc++6/download - unpack via i.e 7zip - Copy **libstdc++.so.6.0.22** from l**ibstdc++6_6.3.0-18+deb9u1_amd64\data.tar\_\usr\lib\x86_64-linux-gnu** to **nextcloud/apps/documentserver_community/3rdparty/onlyoffice/documentserver/server/FileConverter/bin** - Rename or symlink **libstdc++.so.6.0.22** to **libstdc++.so.6** - chown libstdc++.so.6 to your http...